An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. A pump configuration includes a single VFD configuration, the single shaft electric motor, and the single shaft hydraulic pump mounted on the single pump trailer. The single VFD configuration converts the electric power at the power generation voltage level distributed from the power distribution trailer to a VFD voltage level and drives the single shaft electric motor to control the operation of the single shaft electric motor and the single hydraulic pump. The VFD voltage level is a voltage level that is required to drive the single shaft electric motor. The VFD configuration also controls operation of the auxiliary systems based on the electric power at the auxiliary voltage level.

A variable speed pumping system coupled to a fluid circuit of an aquatic application is provided. The variable speed pumping system includes a pump having a motor, a variable speed drive in electrical communication with the motor, a pump housing designed to substantially enclose the motor and the variable speed drive, an onboard controller coupled to the variable speed drive, and an electrical communication assembly in communication with the onboard controller. The electrical communication assembly includes an IO expansion module. A plurality of pool pad devices is communicatively coupled to the onboard controller, and an external sensing device is communicatively coupled to the onboard controller. The onboard controller is configured to transmit instructions to control the plurality of pool pad devices, receive data from the external sensing device, and transmit the received data to one of a server or a remote user device.

Systems and methods for monitoring operation of a sump pump are provided. A method includes connecting a power adapter to the sump pump and a float-switch. The power adapter includes a controller positioned within a housing, prongs in communication with components coupled to the controller, a first receptacle and a second receptacle. The controller is configured to establish a wireless connection to a first wireless network, and transmit a message to a remote server over the first wireless network. The controller is further configured to determine a power status of a float switch and control the pump based on power status of the float switch.

Certain embodiments of the present application relate to a variable frequency drive (VFD) cabin for a pump configuration including a mobile trailer on which the VFD cabin is to be mounted. The VFD cabin generally includes a medium-voltage VFD and a ventilation system. In certain embodiments, the ventilation system is configured to generate an overpressure condition within the cabin to discourage the entry of dust and debris into the cabin. In certain embodiments, one or more components of the medium-voltage VFD are coupled to the floor of the cabin via a vibration damping system. In certain embodiments, the VFD cabin may be directly coupled to a chassis of the mobile trailer without an intervening suspension being provided between the VFD cabin and the chassis.

An electric driven hydraulic fracking system is disclosed. A pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump that is mounted on the single pump trailer. A power distribution trailer distributes the electric power generated by the power generation system at the power generation voltage level to the single VFD and converts the electric power at a power generation voltage level to a VFD voltage level and controls the operation of the single shaft electric motor and the single hydraulic pump. The power distribution trailer converts the electric power generated by the power generation system at the power generation level to an auxiliary voltage level that is less than the power generation voltage level. The power distribution trailer distributes the electric power at the auxiliary voltage level to the single VFD that controls an operation of the of the auxiliary systems.

An electric driven hydraulic fracking system is disclosed. A pump configuration includes the single VFD, the single shaft electric motor, and the single hydraulic pump mounted on the single pump trailer. A controller associated with the single VFD and is mounted on the single pump trailer. The controller monitors operation parameters associated with an operation of the electric driven hydraulic fracking system as each component of the electric driven hydraulic fracking system operates to determine whether the operation parameters deviate beyond a corresponding operation parameter threshold. Each of the operation parameters provides an indicator as to an operation status of a corresponding component of the electric driven hydraulic fracking system. The controller initiates corrected actions when each operation parameter deviates beyond the corresponding operation threshold. Initiating the corrected actions when each operation parameter deviates beyond the corresponding operation threshold maintains the operation of the electric driven hydraulic fracking system.

An electric water pump with a control panel mounted in the middle of the water pump is disclosed, including a water pump volute casing, a water pump impeller, a pump cover, a water pump control panel, a rotor, a rotor cover, a housing, a rear bearing, a stator, a thrust ring, and a front bearing. The water pump volute casing is mounted on a surface at a front end of the pump cover. The water pump control panel is mounted on a surface at a rear end of the pump cover. An end opening of the rotor cover is sleeved on an outer circumference of a boss at the rear end of the pump cover.

An electric oil pump 1 includes: a pump unit 2 that generates hydraulic pressure; a motor unit 3 that drives the pump unit; a substrate 4 on which a control circuit for controlling the motor unit 3 is formed by a plurality of electronic components 41; and a housing 5 equipped with a pump accommodation unit 53 that houses the pump unit, a motor accommodation unit 54 that houses the motor unit, and a substrate accommodation unit 55 that houses the substrate. The substrate 4 is disposed along the tangential direction of a circle about the axis of the motor unit 3. The pump accommodation unit 53, the motor accommodation unit 54, and the substrate accommodation unit 55 are integrally formed.

A method of operating a variable speed pumping system. The method includes measuring a first power consumption value of a pool pump at a first speed, estimating a first total dynamic head value at the first speed, measuring a second power consumption value of the pool pump at a second speed, estimating a second total dynamic head value at the second speed, and generating a system friction curve based on the first total dynamic head value and the second total dynamic head value. The method also includes categorizing the variable speed pumping system into a pumping system category based on the system friction curve and recommending a modification to the variable speed pumping system based on the pumping category.

A variable speed pumping system coupled to a fluid circuit of an aquatic application is provided. The system includes a motor, a variable speed drive in electrical communication with the motor, and a housing designed to substantially enclose the motor and the variable speed drive. The housing includes a drive cover extending over the variable speed drive and an end cover. A controller is configured to provide control of the variable speed drive. An electrical communication assembly is in communication with the controller and contained underneath the end cover. The electrical communication assembly includes an RS-485 terminal block, and a selectively removable IO expansion module sized and shaped to be received into a receptable of the drive cover. The IO expansion module has a module cover and a module circuit board, and the module circuit board includes a plurality of relay terminal blocks and a plurality of digital input terminals.