Abstract: A beverage dispensing system including a control unit and a touch screen. Inputs are made to the touch screen to dispense beverages and apply system adjustments. The control unit controls a plurality of beverage dispensing valves according to inputs made to the touch screen.

Abstract: Devices and techniques related to landfill gas extraction are disclosed. A technique for controlling extraction of landfill gas from a landfill through a gas extraction system is described. The method may include measuring a plurality of values indicating conditions associated with the landfill; computing, based at least in part on the plurality of values and on a model of the landfill, a predicted future state of the landfill; determining, based at least in part on the predicted future state of the landfill, one or more control parameters for one or more respective control devices configured to control operation of the gas extraction system; applying the one or more control parameters to the one or more respective control, and with the one or more control devices, controlling extraction of the landfill gas from the landfill based, at least in part, on the one or more respective control parameters.

Abstract: An equipment enclosure with temperature control components, an equipment enclosure temperature control unit, an equipment enclosure temperature control method, and various modular temperature control subassemblies are respectively disclosed for controlling the temperature of equipment in an equipment chamber. The temperature control components and unit may be implemented with a modular design wherein an air-conditioning unit is selectively mountable on an air handler assembly. The temperature control components and unit may support air-conditioning, free-air-cooling, free-air-cooling-with-return, and heating modes of operation. An emergency-free-air-cooling mode of operation may also be supported.

Abstract: A control system for controlling extraction of landfill gas, the system comprising: at least one sensor; at least one flow control mechanism; and at least one processor configured to perform: obtaining a first measure of energy content in a first portion of landfill gas; controlling the at least one flow control mechanism to increase a flow rate of landfill gas; after the controlling, obtaining a second measure of energy content in a second portion of landfill gas; when it is determined that the second measure of energy content is greater than the first measure of energy content, controlling the at least one flow control mechanism to increase the flow rate of landfill gas; and when it is determined that the second measure of energy content is less than the first measure of energy content, controlling the at least one flow control mechanism to decrease the flow rate of landfill gas.

Abstract: Techniques for implementing an audio distribution system using only standard network cabling for both power transmission and audio signal transmission. The system comprising of one or more Audio-streaming Source Units and one or more self-contained Network-powered Speaker Units where a plurality of audio streams can exist simultaneously and any audio stream can be directed between any Audio-streaming Source Unit and any Network-powered Speaker Unit.

Abstract: Disclosed is a beverage dispensing system for dispensing a non-mixed fluid along with a post-mix fluid. The post-mix fluid is formed by mixing a base beverage with at least one beverage additive. For example, the beverage dispensing system may dispense a post-mix fluid (e.g. cola) and a non-mixed fluid (e.g. spirits) separately. In some embodiments, the post-mix fluid may be dispensed simultaneously with the non-mixed fluid from separate fluid outlet ports. In other embodiments, the post-mix fluid may be dispensed from a first fluid outlet port and, subsequently, the non-mixed fluid may be dispensed from a second fluid outlet port.

Abstract: A system capable of self-adjusting both sound level and spectral content to improve audibility and intelligibility of medical device audible cues. Audible cues are stored as sound files. Ambient noise is detected, and the output of the audible cues is altered based on the ambient noise. Various embodiments include processed sound files that are more robust in noisy environments.

Abstract: A monitoring apparatus is adapted to monitor lubricant in a hydraulic fracturing pump system, and includes a gateway and one or more sensors configured to be in communication with the gateway. The one or more sensors are configured to measure quality of the lubricant, a pressure of the lubricant, and a temperature of the lubricant. The gateway is configured to receive sensor data associated with the quality of the lubricant, the pressure of the lubricant, and the temperature of the lubricant. To monitor the lubricant, the gateway is configured to: store the sensor data on the non-transitory computer readable medium; transmit to another computing device the sensor data and/or representative data based on the sensor data; visually indicate a status of the quality of the lubricant; visually indicate a status of the pressure of the lubricant; visually indicate a status of the temperature of the lubricant; or any combination thereof.

Abstract: An override board of a programmable logic controller includes a manual switch such as a push button for manual selection between a first “auto” mode where the output is controlled by the programmable logic controller, a second mode where the output is energized, and a third mode where the output is de-energized. The override board can be switched back to the “auto” mode electronically, without physically obtaining access to the controller and without moving the manual switch. The override clear signal is preferably provided on a power connection with the programmable logic controller and to a microprocessor on the override board which controls the output mode.

Abstract: Apparatus for air cooling includes an acoustic transducer secured to a body. The body has a first wall including a first opening and the acoustic transducer forms a second wall facing the first wall. A chamber within the body is defined between the acoustic transducer and the first wall and is in fluid communication with the chamber. The first wall is interposed between a third wall and the chamber. The third wall includes a second opening facing the first opening. An inflow path is disposed between the first wall and the third wall. The inflow path includes outer ends communicating with the outside air and inner ends connected to the first and second openings. The acoustic transducer includes a diaphragm that vibrates in response to a drive system causing outside air incoming through the inflow path into the chamber to flow from the chamber through the first and second openings.

Abstract: A fluid end block for attachment to a power end of a high pressure reciprocating pump includes a main body portion having an outwardly facing body forward face, an outwardly facing body rear face opposite the body forward face, and opposing side surfaces. A web portion protrudes outwardly from the outwardly facing body forward face. The web portion may have an outwardly facing web forward face and a curvilinear side surface. The web portion may be integral with the main body portion. A plurality of bosses protrude from the web forward face and having a forward facing end. The plurality of bosses may be integral with the main body portion and the web portion. A plunger bore extends through one of the plurality of bosses configured to receive a reciprocating plunger.

Abstract: A CPR apparatus comprises a chest compression unit and a means for mounting the chest compression unit on a patient. The chest compression unit comprises a plunger disposed in a housing. At its one end extending from the housing the plunger has a compression member. The plunger is driven in a reciprocating manner by a reversible electromotor via a mechanical means for translating rotational motion to linear motion or by a linear induction electromotor. The chest compression unit comprises an electromotor control unit including a microprocessor, a first monitoring means for monitoring the position of the plunger in respect of the housing and a second monitoring means for monitoring the position of the plunger in respect of the mechanical means for translating rotational motion to linear motion or the rotor of the linear induction electromotor. The monitored positions are communicated to the electromotor control unit. Also disclosed is a corresponding CPR method.

Abstract: Devices, systems, software and methods for CPR quality assessment. Patient data is received, derived from a session of administering sets of CPR chest compressions to a patient. The sets can be separated by pauses. In some embodiments, a penalty value can be determined for at least one of the pauses, from at least one control factor unrelated to a constant linear dependence on the pause duration. An indicative value can be derived from the penalty value. In some embodiments, at least some of the pauses are classified in one or more pause groups, depending on how well they meet one or more classification criteria. The indicative value can be derived for one of the pause groups. The indicative value can be output, and/or an alarm can be emitted if it exceeds a threshold. CPR quality assessment can be improved in real time, and provide feedback for training.

Abstract: The present disclosure includes a hardened tablet for use within an aircraft cabin, the hardened tablet including a processor, a touch screen, a memory, a tablet and a protective layer applied to the touch screen of the tablet, the protective layer comprising a bonding material and a laminate. The protective layer of the hardened tablet is selected from the group consisting of a polycarbonate and a chemically strengthened glass. The thickness of the polycarbonate protective layer is between about 0.5 mm and about 1.6 mm. The bonding material is selected from the group consisting of an adhesive tape and an optically clear adhesive. In one embodiment, the protective layer includes a polycarbonate of a thickness of about 0.02? to about 0.04? and the bonding material is an optically clear adhesive.

Abstract: A ceiling-mounted sensing unit includes (i) one or more air temperature sensors; (ii) an infrared sensor having a field of view oriented towards a floor of the room; and (iii) a microcontroller receiving readings from both the air temperature sensors and the infrared sensor, the microcontroller providing an estimated temperature at a predetermined distance above the floor of the room based on a model of the room. The model may be based on a double-exponential smoothing function obtained by matching a Kalman filter model. Alternately, the model may be itself a Kalman filter model or a machine learning trained linear model obtained using a linear regression technique, such as L2 regularization. The Kalman filter model uses a state vector that includes both the estimated temperature and a rate of change in the estimated change in temperature. The machine-trained model may be verified using a k-fold cross-validation technique.

Abstract: A patient parameter monitoring pod in embodiments of the teachings may include one or more of the following features: (a) portable housing containing a power supply, (b) a patient parameter module connectable to a patient via lead cables to collect patient data, the patient data including at least one vital sign, (c) a transceiver adapted to wirelessly transmit the patient data to a defibrillator, (d) a data port adapted to supply the patient data via a direct electrical connection to the defibrillator, and (e) a carrying handle extending from the housing proximate a patient lead cable port that permits connection of the lead cables to the pod, the carrying handle positioned to protect the patient lead cable port and the patient lead cables attached to the port from direct impact.

Abstract: A system for determining a position of a light fixture that projects a beam of light on to a stage to form a first beam pattern on the stage includes an observing device located at a predetermined position relative to the stage to observe the first beam pattern. The system also includes a controller in communication with the observing device. The controller is configured to capture from the observing device an image of the first beam pattern on the stage, determine a major dimension and a minor dimension of the first beam pattern from the image, and calculate a position of the light fixture based on the major dimension and the minor dimension.

Abstract: A pneumatic control converter, preferably acting as a pneumatic thermostat, includes a pneumatic section, and electronic section and a piezo electric linkage section. A piezo electric rotary motor drives a rotary cam, with a cam follower linked via a W-shaped flexure linkage to bias the ball nozzle which controls the pneumatic control output pressure. The input to the piezo electric rotary motor is an electrical signal dependent upon electronically sensed pressure relative to the programmed set point. The pneumatic control converter consumes little electrical energy and is preferably battery powered, and the pneumatic control output pressure can be maintained even in the absence of electric power.

Abstract: A wearable cardiopulmonary resuscitation assist device or system including: a wearable article to be worn by a cardiopulmonary resuscitation performer or a patient, for assisting administration of cardiopulmonary resuscitation by the performer; at least one sensor for measuring at least one parameter to assist in cardiopulmonary resuscitation; at least one feedback component for conveying feedback information based on the parameter to the performer for assisting the performer in performing cardiopulmonary resuscitation; and a processing unit, the processing unit being configured to receive the at least one parameter from the at least one sensor and to send information based on the parameter to the at least one feedback component. Also a method for training or improving cardiopulmonary resuscitation procedures using the device.