A water pumping control device may include a primary power source and a secondary power source. The primary power source may be configured to provide a primary power input to a processing unit, and the secondary power source may be configured to provide a secondary power input to the processing unit. A primary pump and a secondary pump may be in communication with the processing unit, and the primary pump and the secondary pump may each be variable in speed. The primary pump and the secondary pump may each be in fluid communication with a sump so that when a pump is activated, the pump may remove water from the sump. A water level sensor may be in communication with the processing unit, and the water level sensor may be configured to provide a water level input describing a water level in the sump to the processing unit.

A fuel pump system (100) and associated method for supplying fuel from an associated fluid source (112) to an associated downstream use (102, 104) including for engine (i) start mode, (ii) run mode, and (iii) actuation mode are disclosed. The system has a pump (110) including a primary stage (116) having an inlet (114), and an outlet (120) that is configured to selectively supply pressurized flow for the (ii) run mode, and a regenerative stage (130) commonly driven with the primary stage to selectively provide pressurized fluid for the (i) start mode and the (iii) actuation mode.

Systems and methods for sump pump remote monitoring can include control circuitry integrated into a portable housing, with a backup sump pump connected to the control circuitry. The control circuitry can be powered by a line power and when the line power is not available, the control circuitry can be powered by a battery power. The control circuitry can be connected to a control panel, and the control circuitry can include a pressure transducer, the pressure transducer to measure a pressure in a fluid level sensor, and based on the measured pressure, the control circuitry to adjust the speed of the backup sump pump. A wireless controller can be connected to the control circuitry, the wireless controller for wirelessly receiving monitoring instructions and wirelessly transmitting backup sump pump status data, with the control circuitry providing an indication of the backup sump pump status data to the control panel.

A method according to one embodiment includes receiving real-time sensor data from a plurality of pump sensors, wherein each pump sensor of the plurality of pump sensors is configured to generate sensor data associated with at least one characteristic of the pump's operation, comparing the real-time sensor data to at least one threshold value, determining fault information in response to determining the real-time sensor data is outside of one or more of the at least one threshold value, determining a real-time operating point of the pump on a pump performance curve associated with the pump based on the real-time sensor data, displaying, on a graphical user interface of an administrative device, the real-time operating point of the pump on the pump performance curve, and displaying, on the graphical user interface of the administrative device, the fault information in real time.

A process for cooling a heat generating component of a vehicle including pumping a coolant fluid from a pump having a first impeller and a second impeller, the pump switchable from a chilling mode, a heating mode, an isolated state, and a linked state; and while the pump is in the chilling mode and the isolated state, pumping the coolant fluid with the first impeller through a first loop of a heater module, and a cabin heat exchanger, and pumping the coolant fluid with the second impeller through a second loop of a component heat exchanger and a chiller module.

A centrifugal pump includes a selectable regenerative style pumping element, including a regenerative pump rotor and at least one side wall flow channel formed by a rotating disc. The regenerative pumping element is selectable between a first state in which the disc does not rotate with the impeller and a second state in which the disc rotates with the impeller.

The disclosure relates to a drive protection and management method of a pressurization system comprising at least two operatively independent hydraulic pumps, the method including setting a plurality of predetermined parameters by a user by means of an electronic control unit at each of the hydraulic pumps, detecting at least one pressure value by means of at least one pressure sensor at a delivery duct of each of the hydraulic pumps, determining a drive in a sequential and/or synchronized manner of the at least two hydraulic pumps by managing and interpolating, independently for each pump, these predetermined parameters and the at least one pressure value at each of the hydraulic pumps by means of each electronic control unit. The disclosure relates to a pressurization system as well, adapted to implement this method.

A liquefied gas unloading and deep evacuation system may more quickly, more efficiently and more completely unload liquefied gases from transport tanks, such as rail cars, into stationary storage tanks or into truck tanks. The system may utilize a two stage compressor, an electric motor, a variable frequency drive, a four way valve, a three way valve, a two way valve, a programmable logic controller based control system and pressure and temperature transmitters. The valving enables deep evacuation of the transport or supply tank to more completely empty the transport tank. The programmable logic controller and variable speed drive may be used to variably control the speed of the two stage compressor so that the system may be running as fast as possible during changes in ambient temperature and/or different stages of offloading the liquefied gases without exceeding the compressor's horsepower limit.

A method according to one embodiment includes receiving real-time sensor data from a plurality of pump sensors, wherein each pump sensor of the plurality of pump sensors is configured to generate sensor data associated with at least one characteristic of the pump's operation, comparing the real-time sensor data to at least one threshold value, determining fault information in response to determining the real-time sensor data is outside of one or more of the at least one threshold value, determining a real-time operating point of the pump on a pump performance curve associated with the pump based on the real-time sensor data, displaying, on a graphical user interface of an administrative device, the real-time operating point of the pump on the pump performance curve, and displaying, on the graphical user interface of the administrative device, the fault information in real time.

A control unit includes a casing, a first exhaust fan disposed close to a first side surface of the casing to exhaust air inside the casing, a first air intake port disposed to correspond to the first exhaust fan and formed in a second side surface opposite to the first side surface, a second exhaust fan disposed adjacent to the first exhaust fan and close to the first side surface to exhaust air inside the casing, a second air intake port disposed to correspond to the second exhaust fan and formed in the second side surface, a first cooling target object disposed to correspond to the first exhaust fan, a second cooling target object disposed to correspond to the second exhaust fan, and a CPU for controlling a revolution speed of the first exhaust fan and a revolution speed of the second exhaust fan.