Abstract: This disclosure provides an apparatus for a portable thermal power station and related methods. The power station includes a burner, a reservoir, an output power plug, and a thermoelectric generator. The burner produces combustible heat across a surface. The reservoir stores a cooling fluid. The output power plug electrically connects to an external device. The thermoelectric generator receives heat energy, converts the heat energy to electrical energy, outputs the converted electrical energy to the external device, and disperses excess heat energy to the reservoir.

Abstract: A system includes an engine defining a water jacket fluidly coupled to a heat exchanger. An exhaust manifold defines an exhaust manifold cooling passage. A pump is fluidly coupled to the water jacket, and to each of the heat exchanger and the exhaust manifold cooling passage. An engine cooling circuit includes the water jacket, the heat exchanger, and the pump. An exhaust cooling circuit is selectively fluidly coupled to the engine cooling circuit. The exhaust cooling circuit includes the water jacket, the exhaust manifold cooling passage, and the pump. A control valve includes an inlet fluidly coupled to a first portion of the water jacket. A first outlet is fluidly coupled to a second portion of the water jacket. A second outlet is fluidly coupled to the exhaust cooling circuit. The control valve is structured to selectively control flow of coolant fluid through the second outlet.

Abstract: Various embodiments include a system for transmitting heat from an exhaust gas of an internal combustion engine to a working medium comprising: a first heat exchanger connected to the exhaust gas; a second heat exchanger connected to the working medium and the first heat exchanger; and a heat transmission medium arranged in a predetermined heat exchanger volume and substantially completely in a liquid state with a predetermined volume of heat transmission medium at room temperature and normal pressure. The heat exchangers define the hermetically sealed heat exchanger volume. The heat transmission medium transmits heat from the exhaust gas to the working medium. A ratio between the predetermined volume of the heat transmission medium and the predetermined heat exchanger volume is set such that the heat transmission medium is substantially completely in a gaseous state when a temperature of the exhaust gas exceeds a threshold value.

Abstract: A waste heat utilization device for a vehicle, said waste heat utilization device being provided with a Rankine cycle system and comprising: a motor-generator that is connected to an expander and is structured so as to be able to rotate integrally with the expander; a clutch device that is provided between the expander and a power transmission system of the vehicle; and a clutch control unit that is structured so as to control switching of the clutch device between a connected state and a disconnected state.

Abstract: The invention is about a waste heat re-cycle cooling system, has a Peltier device, a waste heat recycling circuit, and a processor. The Peltier device has a cold side close to room and a hot side, the cold side is connected to a cooling pipe, and a fan arranged on one side of the cooling pipe is configured to blow air over the cooling pipe to cool down air and then blow the cooling air into room. The processor is configured to control the Peltier device and the waste heat recycling circuit. The invention can effectively utilize the waste heat generated by cooling and improve the cooling efficiency.

Abstract: The present invention discloses a system for providing mobile power, in which all equipment required for the mobile power are integrated on three transport vehicles, which can be combined for transport as a whole, greatly reducing the connection time required for field operations, with flexible combinations and wider applicability. An exhaust system can be flexibly connected to the side or the top. An air intake system, a gas turbine engine and a generator are connected at the same axial direction, avoiding unnecessary elbows, with small intake pressure losses and a stable flow direction.

Abstract: Provided is a plant that includes: a boiler (30); a device connected to the boiler (30); a water supply source (41) that is configured to pool water; a water supply line (44) that supplies water from the water supply source (41) to the boiler (30); a cooler (50, 60g, 60s, 70g, 70s, 80) that transfers heat from a medium to be cooled to supply-water (W), which is the water flowing along the water supply line (44); a thermometer (59, 69, 79, 89) that determines a temperature of the medium to be cooled or the supply-water; and a temperature regulator (53, 62, 72, 82) that is configured to regulate the temperature of the medium to be cooled on the basis of the temperature determined by the thermometer (59, 69, 79, 89).

Abstract: An air-conditioning apparatus for an electric vehicle and a method of controlling the same, may include a heat exchanger performing heat exchange between a first fluid and a second fluid while the first fluid and the second fluid flow separately from each other therethrough; a heat source connected to the heat exchanger through a line through which the second fluid flows to allow the second fluid to circulate between the heat exchanger and the heat source, and heating or cooling the second fluid; a circulator imparting a circulation force to the second fluid such that the second fluid circulates between the heat exchanger and the heat source; and a controller determining a required flow rate of the second fluid by use of a flow rate of the first fluid flowing through the heat exchanger and controlling the circulator on the basis of the required flow rate of the second fluid.

Abstract: The present invention discloses a method of a mobile power generation system. A power generation apparatus is respectively quickly connected, through expansion joints, to an intake assembly and an exhaust duct which are separately transported, to implement the quick installation and connection of the power generation system at the fracturing operation site. Two conveyances are respectively provided for the intake assembly and the exhaust duct to achieve more flexible adjustment during connection. While the position of the power generation apparatus is fixed, the intake assembly is moved to connect to an intake chamber of the power generation apparatus, and the exhaust duct is moved to connect to an exhaust collector of the power generation apparatus.

Abstract: An internal combustion engine having at least one combustion chamber, the internal combustion engine being connected via the exhaust thereof with an exhaust system. Disposed in the exhaust system is a heat exchanger of an exhaust heat recovery system, which can be used to transfer the waste heat of the exhaust gas to an operating fluid of the exhaust heat recovery system. Furthermore, the internal combustion engine is couplable to an air-conditioning compressor of an air-conditioning circuit. The exhaust heat recovery system has a further heat exchanger, in which the waste heat of a compressed refrigerant of the air-conditioning circuit is transferred to the operating fluid of the exhaust heat recovery system.

Abstract: A thermal system includes a Rankine cycle heat recovery device including a Rankine circuit having a first heat exchanger, an expander, a condenser, and a first pump. A cooling device having a cooling circuit that includes a second heat exchanger, a second pump, and a third heat exchanger with a device to be cooled. The thermal system comprises a device for regulating the pressure in the Rankine circuit and includes an enclosure delimiting a space and housing a movable part separating the space into first and second chambers. The first chamber communicates with the Rankine circuit and the second chamber communicates with the cooling circuit.

Abstract: A cooling system for cooling a circuit of a first fluid of a turbomachine, the cooling system including a refrigerant fluid circuit including a first heat exchanger for exchanging heat between the refrigerant fluid and air, a second heat exchanger for exchanging heat between the refrigerant fluid and the first fluid, an expander located downstream from the first heat exchanger and upstream from the second heat exchanger in the flow direction of the refrigerant fluid, and a compressor located downstream from the second heat exchanger and upstream from the first heat exchanger; the cooling system further includes a third heat exchanger of the first fluid and air type.

Abstract: A system for extracting work from the expansion of a working fluid includes a vessel having at least a portion of the working fluid, a heating device in thermal communication with the portion of the working fluid in the vessel for heating the portion of the working fluid in the vessel and expanding the working fluid, and a conversion tool. The conversion tool is in fluid communication with the vessel and is configured to receive working fluid from the vessel when the working fluid expands. The conversion tool is further configured to extract work from the expanded working fluid.

Abstract: A thermal energy recovery device includes a circulation flow path for circulating a working fluid, a thermal fluid circulation flow path for circulating hot water, an evaporator for evaporating the working fluid flowing in the circulation flow path by heat of the hot water flowing in the thermal fluid circulation flow path, a preheater for heating the working fluid before flowing into the evaporator by the heat of the hot water flowing in the thermal fluid circulation flow path, and a control unit for controlling a startup operation of the thermal energy recovery device. The control unit executes a suppression control for suppressing a temperature difference between the hot water and the working fluid in the preheater.

Abstract: An exhaust heat recovery system with a working fluid circuit. The exhaust heat recovery system has a heat exchanger connected in an exhaust line of an internal combustion engine. The heat exchanger is a part of the working fluid circuit together with at least one expansion machine, a condenser, and a fluid pump. The exhaust heat recovery system has a protective device. The protective device protects the exhaust heat recovery system against a leakage amount of the working fluid escaping from the working fluid circuit and igniting. The protective device has a reservoir which stores a medium. The reservoir is a gas reservoir and the medium is a gas.

Abstract: A waste heat recovery system has a Rankine cycle in which boilers, an expander, a condenser, and a circulation pump are installed on a circulation path in which working fluid is circulated, and the boilers are connected in series with and in parallel to the circulation path. The waste heat recovery system includes: a first and a second direction control valves installed at a top and at a bottom of the boilers to shift flow directions of the working fluid to the boilers; and a controlling unit to receive information of a vehicle and information of the waste heat recovery system to control the first and second direction control valves.

Abstract: The invention relates to a waste-heat utilization assembly (1) of an internal combustion engine (50), comprising a working circuit (2) that conducts a working fluid. The working circuit (2) is equipped with a feed pump (6), an evaporator (10), an expansion machine (3) and a condenser (4) in the direction of flow of the working fluid. Additionally, the evaporator (10) is also arranged in an exhaust tract (53) of the internal combustion engine (50). The exhaust tract (53) is equipped with an exhaust bypass channel (61) parallel to the evaporator (10), and the exhaust tract (53) is equipped with an exhaust bypass valve (60), by means of which the distribution of the mass flow rate of the exhaust of the internal combustion engine (50) to the evaporator (10) and to the exhaust bypass channel (61) can be controlled. The waste-heat utilization assembly (1) further comprises a cooling device (20, 40, 30) which conducts a coolant, and the condenser (4) is arranged in the cooling device (20, 40, 30).

Abstract: A mobile power generation system includes a trailer, a gas turbine housed inside the trailer, an electrical generator coupled to the gas turbine to generate electricity, an exhaust silencer system configured to receive exhaust has from the gas turbine, and a noise attenuation assembly coupled to and in fluid communication with the exhaust silencer system. The exhaust silencer system may be attached to a front end of the trailer and may include a diffuser system, a lower exhaust elbow silencer coupled to and in fluid communication with the diffuser system, and an upper exhaust elbow in fluid communication with the lower exhaust elbow silencer and comprising an outlet. The noise attenuation assembly includes an exhaust silencer unit mounted to a top end of the trailer. The exhaust silencer unit includes an inlet in fluid communication with the outlet of the upper exhaust elbow of the exhaust silencer system.

Abstract: A fuel separation system includes a fuel separator configured to receive a fuel stream and separate the fuel stream, based on a volatility of the fuel stream, into a vapor stream defined by a first auto-ignition characteristic value and a first liquid stream defined by a second auto-ignition characteristic value, the second auto-ignition characteristic value greater than the first auto-ignition characteristic value; and a control system communicably coupled to the fuel separator and operable to receive an input from an engine, the input including an engine operating condition, the control system configured to adjust an operating parameter of the fuel separator, based at least in part on the engine operating condition, to vary at least one of the first or second auto-ignition characteristic values.

Abstract: The invention relates to a thermodynamic cycle device, in particular an ORC device, comprising a preheater for preheating a working medium; an evaporator for evaporating and superheating a first mass flow of the preheated working medium; an expansion machine for expanding the evaporated and superheated first mass flow of the working medium; a condenser for condensing the working medium exiting the expansion machine; a feed pump for pumping condensed working medium to the preheater; and a first supply apparatus for supplying a second mass flow of the preheated working medium to the partially expanded first mass flow of the working medium in the expansion machine. The invention further relates to a corresponding method.

Abstract: Methods and systems are provided for cooling charge air in a hybrid engine. In one example, a method may include cooling charge air by a combination of air-to-air and air-to-coolant heat transfer with assistance from a chiller arranged in the coolant circuit. The coolant circuit includes an insert coupled to a charge air cooler allowing heat exchange via conduction and convection.

Abstract: The present invention relates to a combined heat and power system with an energy control module. The system can easily increase the temperature of waste heat generated by a power generator or can easily increase the temperature of recovered heat recovered to the power generator.

Abstract: A vehicle has a waste heat recovery (WHR) system and an engine. The WHR system includes a WHR working fluid circuit with a pump, a power turbine, and a condenser. An engine coolant circuit circulates coolant between the engine and an engine coolant heat exchanger/working fluid boiler in the WHR working fluid circuit. At least one exhaust gas heat exchanger/superheater in the WHR working fluid circuit receives waste heat from an exhaust circuit and/or from an exhaust gas recirculation circuit. A working fluid cooled charge air cooler in the WHR working fluid circuit receives waste heat from compressed charge air in a charge air intake circuit. A recuperator may transfer waste heat from working fluid passing from the power turbine to the condenser to working fluid passing from the working fluid cooled charge air cooler to the engine coolant heat exchanger/working fluid boiler.

Abstract: Heat exchange systems for aircraft are provided. The heat exchange systems include an inlet manifold and an outlet manifold with a direction of flow being upstream at the inlet manifold and downstream at the outlet manifold, a first heat exchanger core arranged between the inlet manifold and the outlet manifold and located adjacent the inlet manifold, a second heat exchanger core arranged downstream of the first heat exchanger core, a third heat exchanger core arranged downstream of the second heat exchanger core and located adjacent the outlet manifold, wherein the third heat exchanger core is fluidly connected to the first heat exchanger core, and a control system operably connected to the first heat exchanger core and the third heat exchanger core, wherein the control system is arranged to direct a fluid between the first and third heat exchanger cores.

Abstract: In a Rankine cycle system, a part of a liquid-phase heat medium that boils in a heat medium passage of an engine changes to a gas-phase heat medium. The gas-phase heat medium is superheated by a superheater that superheats by heat exchange with exhaust gas of the engine to be superheated steam. The superheated steam that passes through the superheater is blown to a turbine to rotate the turbine, and thereafter is condensed in a condenser. The turbine is connected to an output shaft of the engine by a power transmission pathway, and the power transmission pathway is provided with a clutch mechanism. A turbine outlet valve is provided between the turbine and the condenser, and an ECU closes the turbine outlet valve when the power transmission pathway is disconnected by an action of the clutch mechanism.

Abstract: A heat exchanger includes a heat recovery unit that causes a heat medium to recover heat from flue gas through first heat exchange by bringing the flue gas into contact with a fin tube; a reheater including a preheating unit configured to preheat flue gas through second heat exchange by bringing the flue gas into contact with a tube, and heating units that heat the flue gas through third heat exchange by bringing the flue gas into contact with the heat medium; and a control unit that calculates a recovered heat quantity to be recovered by the heat recovery unit from the flue gas through the first heat exchange, and that controls temperature of the heat medium after the first heat exchange within a predetermined range.

Abstract: A system includes an exhaust passage and a waste heat recovery system. The exhaust passage is structured to fluidly couple to an exhaust manifold of an engine, and to receive exhaust gas from the engine. The waste heat recovery system includes a working fluid circuit, a superheater, and an expander. The working fluid circuit includes a pump to circulate a working fluid through the working fluid circuit, including through the engine. Heat is transferred from the engine to the working fluid. The superheater is positioned along the working fluid circuit downstream of the engine. The superheater is fluidly coupled to the exhaust passage and transfers heat from the exhaust gas to the working fluid. The expander is positioned along the working fluid circuit downstream of the superheater. The expander generates useful energy from the heat transferred to the working fluid from the exhaust gas and the engine.

Abstract: In a waste heat recovery device comprising a Rankine cycle in which working fluid circulates and a cooling circuit in which coolant water of an engine circulates, a heat source of a heater of the Rankine cycle is waste heat of the engine. A condenser of the Rankine cycle is configured to exchange heat between the working fluid and coolant water of a third coolant water circuit configured to circulate coolant water having passed through a radiator without passing through the engine.

Abstract: A method for operating an internal combustion engine is provided. The method includes closing an EGR valve positioned in an exhaust gas recirculation (EGR) conduit downstream of an EGR cooler, the EGR conduit coupled to an intake system and an exhaust system and determining a profile of exhaust pressure waves in the exhaust system. The method also includes adjusting a volume of variable volume vessel based on the profile of the exhaust pressure waves, the variable volume vessel positioned downstream of the EGR cooler and upstream of the EGR valve.

Abstract: A Rankine cycle system includes a boiler configured to apply waste heat to refrigerant circulating in an internal-combustion engine to vaporize the refrigerant; a gas-liquid separator configured to separate gas-liquid two-phase refrigerant, sent from the boiler, into gas phase fluid and liquid phase fluid; a superheater configured to superheat the gas phase fluid, sent from the gas-liquid separator, through heat exchange with exhaust gas of the internal-combustion engine; an expander configured to expand the gas phase fluid, passing through the superheater, to recover thermal energy, and a condenser configured to condense the gas phase fluid, passing through the expander, to return the gas phase fluid to liquid phase fluid. The gas-liquid separator is connected to the internal combustion engine via a refrigerant pipe. The internal combustion engine is fixed onto an engine mount of a vehicle. The gas-liquid separator is fixed to the internal combustion engine via a bracket.

Abstract: A pumped heat energy storage system is provided. The pumped heat energy storage system may include a charging assembly configured to compress a working fluid and generate thermal energy. The pumped heat energy storage system may also include a thermal storage assembly operably coupled with the charging assembly and configured to store the thermal energy generated from the charging assembly. The pumped heat energy storage system may further include a discharging assembly operably coupled with the thermal storage assembly and configured to extract the thermal energy from the thermal storage assembly and convert the thermal energy to electrical energy.

Abstract: A Rankine cycle system includes a boiler configured to apply waste heat to refrigerant circulating in an internal-combustion engine to vaporize the refrigerant; a gas-liquid separator configured to separate gas-liquid two-phase refrigerant, sent from the boiler, into gas phase fluid and liquid phase fluid; a superheater configured to superheat the gas phase fluid, sent from the gas-liquid separator, through heat exchange with exhaust gas of the internal-combustion engine; an expander configured to expand the gas phase fluid, passing through the superheater, to recover thermal energy, and a condenser configured to condense the gas phase fluid, passing through the expander, to return the gas phase fluid to liquid phase fluid. The gas-liquid separator is fixed to a cylinder head of the internal-combustion engine. It is preferable that the gas-liquid separator is configured to include a bracket, and is fixed to the cylinder head via the bracket.

Abstract: A hybrid vehicle including one or more in-wheel motors, a power electronics supplying power to the one or more in-wheel motors, and a Rankine cycle system is described. The Rankine cycle system includes a pump driving a working fluid, a first three-way valve having an input, a first output, and a second output. The Rankine cycle system also includes, a second three-way valve having a first input, a second input, and an output, an evaporator receiving the working fluid from the output of the second three-way valve and heating the working fluid utilizing heat from an exhaust gas from an engine, an expander receiving the working fluid from the evaporator, and a radiator cooling the working fluid received from the expander.

Abstract: An apparatus V and a method, preferably for a motor vehicle, in particular a commercial vehicle. The apparatus V includes an internal combustion engine, an expansion machine and a generator. The expansion machine and the generator can be operatively connected both to one another and in each case to the internal combustion engine via a transmission, in order to make selective electrical utilization and mechanical utilization of the energy of the expansion machine possible.

Abstract: A method of pumping a liquid with a tank truck, power is transferred from a diesel engine through a automatic transmission device to a triplex pump, wherein the triplex pump has a fluid provided to an inlet, an fluid outlet pressure and a fluid outlet flow rate, the diesel engine has a rotational speed, and the automatic transmission has an outlet rotational speed, and has multiple gear ratios is provided. The method comprising determining a delta P by comparing the fluid outlet pressure of the triplex pump to a predetermined pressure, determining a delta F by comparing the fluid outlet flow rate of the triplex pump to a predetermined flow rate, adjusting the rotational speed of the diesel engine to reduce the delta P and delta F, wherein the rotational speed of the diesel engine is held constant once either the delta P or the Delta F is approximately zero.

Abstract: A waste heat recovery system for an engine is disclosed. In one example, the waste heat recovery system includes an expander, a first heat exchanger system, and a second heat exchanger system. The expander is configured to convert waste heat from a working fluid into mechanical energy. The first heat exchanger system is in fluid communication with the expander, the first heat exchanger system disposed upstream of the expander. The second heat exchanger system is in fluid communication with the expander and is disposed upstream of the expander and arranged in parallel with the first heat exchanger system.

Abstract: An engine system is provided. The engine system may include an exhaust gas heat exchanger valve including an actuatable valve plate, a valve actuation assembly adjusting the position of the valve plate through operation of mechanical linkage coupled to the valve plate, and a flow reversal valve positioned in a coolant passage, the flow reversal valve configured to reverse the coolant flow in a flapper coolant conduit to trigger actuation of the mechanical linkage.

Abstract: The application relates to a system for using the waste heat of an internal combustion engine through the Clausius-Rankine cycle. Such system prevents operating medium from the Clausius-Rankine cycle from leaking into combustion air or exhaust air. The system has a first flow channel formed by at least one first limiting component and a second flow channel formed by at least one second limiting component. The system has a fluid-conducting connection to the surroundings or to a receiving chamber from the first limiting component and preferably from the second limiting component, so that in the event of a leak the operating medium is conducted into the surroundings or into the receiving chamber.

Abstract: The use of a refrigerant in organic Rankine cycle systems including at least one hydrofluoroolefin, having at least four carbon atoms represented by the formula (I) R1CH?CHR2 in which R1 and R2 independently represent alkyl groups having from 1 to 6 carbon atoms, substituted with at least one fluorine atom, optionally with at least one chlorine atom.

Abstract: A system for recovering thermal energy from one or more devices of an engine is provided to increase the overall efficiency of the engine. The system comprises an exhaust turbocharger, which is in fluid communication with the engine and driven by a supply of exhaust gas from the engine. The driven exhaust turbocharger is configured to supply compressed air to the engine. A boiler is provided to transfer heat from the exhaust gas to a heat-transfer fluid to generate a heat-transfer vapor. The vapor operates to drive a vapor turbocharger to supply additional compressed air to the engine. The vapor is further used to absorb heat from a coolant fluid used in an engine cooling system before a vapor compressor compresses the vapor back to a semi-saturated state and returns it to the boiler to complete a vapor cycle. A method for implementing the above-mentioned system is also provided.

Abstract: A waste heat recovery system having a Rankine cycle in which a boiler, an expander, a condenser, and a circulation pump are installed on a circulation path in which working fluid is circulated according to the present disclosure includes: a plurality of boilers configured to be connected to the circulation path of the Rankine cycle through connection pipes between the expander and the circulation pump; and first and second direction control valves configured to be installed at the top and at the bottom of the plurality of boilers to shift flow directions of the working fluid to the plurality of boilers.

Abstract: A laundry treating applicator for drying laundry with a radio frequency (RF) applicator having a baffle on a drum rotatable on a non-vertical axis, an anode element in the baffle and a cathode element spaced from the anode element, wherein energization of the RF generator sends electromagnetic radiation through the applicator via the anode element and cathode element to form a field of electromagnetic radiation (e-field) in the radio frequency spectrum to dielectrically heat liquid within laundry disposed within the e-field.

Abstract: An engine assembly for use as an aircraft auxiliary power unit, having internal combustion engine(s) in driving engagement with an engine shaft, a generator having a generator shaft directly engaged to the engine shaft such as to be rotatable at a same speed, a compressor having an outlet in communication with the internal combustion engine inlet, and a turbine having an inlet in communication with the internal combustion engine outlet. The turbine may be a first stage turbine, and the assembly may include a second stage turbine having an inlet in communication with the first stage turbine outlet. A method of providing electrical power to an aircraft is also discussed.

Abstract: A desalination system includes a vertical column with a lower end submerged into a body of liquid to be treated. The column has a dark-colored outer surface able to absorb electromagnetic energy, and at least one vacuum compressor is connected to provide a vacuum pressure in the vertical column such that the liquid is drawn into the vertical column through openings in the vertical column. A condensing dome has a main shell and that receives vapor of the liquid in the vertical column via a vapor port joining the vertical column and the condensing dome. A wind-driven outer turbine surrounds the main shell of the condensing dome and draws outside air into a space around the main shell of the condensing dome. A tank is connected to the condensing dome via a pipe and receives desalinated liquid from the condensing dome.

Abstract: A hydraulic drive system includes a unidirectional pump, a charge pump configured to supply an input of the unidirectional pump with a hydraulic fluid pressurized with a charge pressure, a hydraulic motor, and a flow control valve configured to meter a flow of hydraulic fluid from an output of the unidirectional pump to a fluid input of the hydraulic motor. The hydraulic motor comprises a fluid output configured to be in direct fluid communication with the input of the unidirectional pump. Fluid delivery systems include hydraulic drive systems.

Abstract: A target speed module determines a target speed of an engine coolant pump of the vehicle. A speed adjustment module determines a speed adjustment based on a position of a valve, wherein a backpressure of the engine coolant pump changes when the position of the valve changes. An adjusted target speed module determines an adjusted target speed for the engine coolant pump based on the target speed and the speed adjustment. A speed control module controls a speed of the engine coolant pump based on the adjusted target speed.

Abstract: A power generation system having a gas turbine, a fuel cell, an exhaust air circulation line, an exhaust fuel gas supply line, a turbine, an exhaust heat recovery boiler, and at least one exhaust air heat exchanger. The turbine is equipped with a high-pressure turbine, a medium-pressure turbine, and a low-pressure turbine. The exhaust heat recovery boiler is equipped with a high-pressure steam circulation mechanism, a medium-pressure steam circulation mechanism, and a low-pressure steam circulation mechanism. The exhaust air heat exchanger exchanges heat between the steam exchanging heat with the exhaust gas in the high-pressure steam circulation mechanism or the medium-pressure steam circulation mechanism and flowing toward the turbine and the exhaust gas flowing through the exhaust air circulation line, thereby increasing the temperature of the steam and decreasing the temperature of the exhaust gas.

Abstract: A heat exchanger may include a gas conduit flowable through by a predetermined gas and a heat conduit flowable through by a predetermined fluid compound working fluid. The heat conduit may be in thermal communication with the gas conduit. The heat exchanger may include a first section having a first section length, a second section having a second section length, and a third section having a third section length. The gas conduit may span, in a direction of flow of the gas, the first section, the second section, and the third section. The heat conduit may span, in a direction of flow of the working fluid, the third section, the first section, and the second section. The first section may include a gas inlet and the third section may include a working fluid inlet and a gas outlet. The section may include a working fluid outlet.

Abstract: A desalination system includes a vertical column with a lower end submerged into a body of liquid to be treated. The column has a dark-colored outer surface able to absorb electromagnetic energy, and at least one vacuum compressor is connected to provide a vacuum pressure in the vertical column such that the liquid is drawn into the vertical column through openings in the vertical column. A condensing dome has a main shell and that receives vapor of the liquid in the vertical column via a vapor port joining the vertical column and the condensing dome. A wind-driven outer turbine surrounds the main shell of the condensing dome and draws outside air into a space around the main shell of the condensing dome. A tank is connected to the condensing dome via a pipe and receives desalinated liquid from the condensing dome.

Abstract: A control method and system are provided for preventing a motor from overheating when a TMED hybrid vehicle is driven to thus improve driving performance by operating an engine before limiting motor output based on a driving state while the vehicle is driven in an EV mode, and the current temperature of the motor. The method includes monitoring a motor temperature of a hybrid vehicle and operating an engine when the current motor temperature of the motor is a first motor temperature or greater when the vehicle is driven in an EV mode. In addition, motor output is limited when the current motor temperature is equal to or greater than a third motor temperature, which is greater than the first motor temperature, after the engine is operated.