Abstract: The present disclosure discloses a method for simulating performance and optimizing design of an LNG ambient air vaporizer under a frosting condition, performing site operation test on the LNG ambient air vaporizer to obtain fitting relationship between the outer wall temperature of frosted finned tube and frost layer; transforming a sum of increased frost layer thermal resistance and thermal resistance into equivalent thermal contact resistance, and representing the equivalent thermal contact resistance as a function of the outer wall temperature; establishing a calculation model of the LNG ambient air vaporizer, performing simulation calculation by equivalent heat conduction coefficient, so as to obtain fluid-solid conjugate heat transfer characteristics and vaporization performance of the LNG ambient air vaporizer under the frosting condition for optimization design of the LNG ambient air vaporizer.

Abstract: Disclosed are a storage scheduling method, a storage scheduling apparatus, a storage scheduling device and a computer-readable storage medium. The method includes: obtaining a current first amount of space used of an on-chip memory, and obtaining a current write bandwidth of an off-chip memory; determining a second queue from each first queue stored in the on-chip memory in response to that the first amount of space used is greater than a preset first threshold value and the write bandwidth is less than a preset second threshold value; the queue congestion degree is evaluated according to a preset congestion degree evaluation index; setting a storage state of the second queue to an off-chip state; and storing a target message in a memory indicated by a storage state of a queue where the target message is located.

Abstract: The present disclosure discloses a method for simulating performance of an LNG ambient air vaporizer under a frosting condition, performing site operation test on the LNG ambient air vaporizer to obtain fitting relationship between the outer wall temperature of frosted finned tube and frost layer; transforming a sum of increased frost layer thermal resistance and thermal resistance into equivalent thermal contact resistance, and representing the equivalent thermal contact resistance as a function of the outer wall temperature; establishing a calculation model of the LNG ambient air vaporizer, performing simulation calculation by equivalent heat conduction coefficient, so as to obtain fluid-solid conjugate heat transfer characteristics and vaporization performance of the LNG ambient air vaporizer under the frosting condition.

Abstract: The present disclosure discloses a multi-energy coupled cooling/heating system for buildings in a long-term cooling region, including a multi-level management unit for heat sources, a solar energy heat collection unit, a lithium bromide absorptive refrigeration unit, a gas heat complementing unit, a ground source heat pump cooling/heating unit, and an indirect evaporative cooling waste heat recovery unit; the multi-level management unit for heat sources is connected to the solar energy heat collection unit, the lithium bromide absorptive refrigeration unit, the gas heat complementing unit, and the ground source heat pump cooling/heating unit; the ground source heat pump cooling/heating unit is connected to the indirect evaporative cooling waste heat recovery unit. The present disclosure adopts double-water tank structure, designs based on stratification principle, so as to achieve heat source classification management.

Abstract: The present disclosure discloses a performance evaluation method of a LNG ambient air vaporizer, comprising: step 1, performing a site test on an actually-operating LNG AAV and obtaining its parameters, performing a fluid-thermal coupling calculation and simulation of the LNG AAV by use of FEA software, then performing model modification based on the test results; step 2, performing fluid-thermal-structure coupling calculation of an AAV for validation in the FEA software, adding a submodel module for optimization and validation tests; step 3, performing fluid-thermal-structure coupling calculation on the LNG AAV to be evaluated under a design operation condition and an operation condition of the AAV to be put into service in a certain region, and evaluating the LNG AAV according to the results. The present disclosure can evaluate vaporization performance and fatigue life of the AAV simultaneously and has good operability and economical efficiency.

Abstract: Disclosed is a control method for a hydrogen-fueled domestic gas water heater. A staged combustion technology and a fully premixed combustion technology are combined in the method, a controller judges a combustion mode according to inlet water flow and set hot water input temperature, staged combustion of the hydrogen on a combustor is achieved due to the arrangement of two electromagnetic valves and the staged combustor, and meanwhile the stable combustion of the hydrogen can be achieved by adjusting a rotating speed of a fan and magnitude of currents of a gas proportional valve; and an oxygen sensor is arranged on a exhaust pipe, and the controller judges whether actual hydrogen combustion reaches an optimal state by monitoring outlet water temperature and oxygen concentration in flue gas and performs adjustment.

Abstract: Disclosed is a control method for a hydrogen-fueled domestic gas water heater. A staged combustion technology and a fully premixed combustion technology are combined in the method, a controller judges a combustion mode according to inlet water flow and set hot water input temperature, staged combustion of the hydrogen on a combustor is achieved due to the arrangement of two electromagnetic valves and the staged combustor, and meanwhile the stable combustion of the hydrogen can be achieved by adjusting a rotating speed of a fan and magnitude of currents of a gas proportional valve; and an oxygen sensor is arranged on a exhaust pipe, and the controller judges whether actual hydrogen combustion reaches an optimal state by monitoring outlet water temperature and oxygen concentration in flue gas and performs adjustment.

Abstract: The present disclosure discloses a performance evaluation method of a LNG ambient air vaporizer, comprising: step 1, performing a site test on an actually-operating LNG AAV and obtaining its parameters, performing a fluid-thermal coupling calculation and simulation of the LNG AAV by use of FEA software, then performing model modification based on the test results; step 2, performing fluid-thermal-structure coupling calculation of an AAV for validation in the FEA software, adding a submodel module for optimization and validation tests; step 3, performing fluid-thermal-structure coupling calculation on the LNG AAV to be evaluated under a design operation condition and an operation condition of the AAV to be put into service in a certain region, and evaluating the LNG AAV according to the results. The present disclosure can evaluate vaporization performance and fatigue life of the AAV simultaneously and has good operability and economical efficiency.

Abstract: The present invention discloses a data acquisition point deployment method and system. The method includes constructing a fitness function by combining a grid coverage rate of a to-be-detected water area and a scalar field reconstruction error of an environment field of non-uniformly distributed water quality features, then optimizing a location set of sampling points by a particle swarm optimization algorithm and a gravitational search algorithm, to determine the best solution of the location set of the sampling points and a fitness value corresponding to the best solution, and deploying a sampling point according to the best solution of the location set of the sampling points. The method realizes maximized coverage monitoring of the water area and better reconstructs the water quality distribution features of the entire water area to better reflect the water quality status of the entire water environment monitoring area according to a sampled value.

Abstract: Provided is a method for inhibiting the growth of tumor cells comprising administering to an individual in need of treatment, a composition comprising a therapeutically effective amount of Lappaol F. Also provided are compositions comprising Lappaol F and a pharmaceutically acceptable carrier.

Abstract: Provided is a method for inhibiting the growth of tumor cells comprising administering to an individual in need of treatment, a composition comprising a therapeutically effective amount of Lappaol F. Also provided are compositions comprising Lappaol F and a pharmaceutically acceptable carrier.

Abstract: The invention provides an electromagnetic shielding for electronic device. The electromagnetic shielding comprises: an opening provided at a position corresponding to the electronic device, through which a heat sink passes to be in contact directly with the electronic device; and at least one elastic arm made of conductive material provided at the circumference of the opening which are extending in a direction away from the shielding to be in a conductive contact with the side surface of the heat sink when the heat sink is mounted in position.