초록 ▼

A fluid transfer systems described herein. The fluid transfer system generally includes a centrifugal multistage pump, a holding tank for holding the fluid operably connected to the pump body via a first conduit, an inlet for receiving the fluid, wherein the fluid is pressurized to form the pressuri

A fluid transfer systems described herein. The fluid transfer system generally includes a centrifugal multistage pump, a holding tank for holding the fluid operably connected to the pump body via a first conduit, an inlet for receiving the fluid, wherein the fluid is pressurized to form the pressurized fluid, a manifold for passing the pressurized fluid to a second location and an outlet for receiving fluid operably connected to the manifold.

대표청구항 ▼

What is claimed is: 1. A fluid transfer system comprising: a. a centrifugal multistage stage pump with a first stage and a second stage adapted to use between 10 and 60 volts of input power comprising: i. a pump body comprising a longitudinal axis, a pump inlet for receiving a fluid from a first lo

What is claimed is: 1. A fluid transfer system comprising: a. a centrifugal multistage stage pump with a first stage and a second stage adapted to use between 10 and 60 volts of input power comprising: i. a pump body comprising a longitudinal axis, a pump inlet for receiving a fluid from a first location, and a pump outlet for discharging a pressurized fluid to a second location; ii. a hydraulic assembly disposed within the pump body and adapted to pressurize the fluid to form the pressurized fluid comprising: aa. a first stage comprising a first diffuser and a first impeller; and bb. a second stage comprising a second diffuser and a second impeller, wherein the pressurized fluid flows centrifugally from the first diffuser to the second diffuser; iii. a motor operably connected to the first impeller and the second impeller; iv. a first circuit board inverter disposed within the pump body; v. a microcontroller disposed on the first circuit board inverter, wherein the microcontroller comprises an operating system with memory and is adapted to control the motor; vi. a pressure transducer disposed within the pump body; vii. a heat sink having a first side in contact with the first circuit board inverter and a second side in contact with the pressurized fluid, wherein the heat sink is adapted for removing heat from the first circuit board inverter and transferring it to the pressurized fluid; viii. a control panel operably connected to the first circuit board inverter and the microcontroller; ix. a mounting system adapted for rotation of the pump body around the longitudinal axis; and x. software imbedded within the memory comprising: aa. protection features adapted for emergency shutoff; bb. monitoring features adapted for monitoring pressure, temperature and power levels; cc. control features adapted for controlling the starting, the stopping and the speed of the motor; b. a holding tank for holding the fluid operably connected to the pump body via a first conduit; c. an inlet for receiving the fluid, wherein the fluid is pressurized to form the pressurized fluid; d. a manifold for passing the pressurized fluid to the second location; and e. an outlet for receiving the pressurized fluid operably connected to the manifold. 2. The fluid transfer system of claim 1, wherein the motor is a three phase motor. 3. The fluid transfer system of claim 1, wherein the motor is an AC 9 volt brushless motor. 4. The fluid transfer system of claim 1, wherein the first circuit board inverter comprises a 24 volt DC inverter, a 12 volt DC inverter or a 9 volt AC inverter. 5. The fluid transfer system of claim 1, wherein the pressure transducer is formed of a ceramic material. 6. The fluid transfer system of claim 1, wherein the pressure transducer comprises a speed controller. 7. The fluid transfer system of claim 1, wherein the software comprises power settings. 8. The fluid transfer system of claim 1, wherein the protection features comprise a dry run feature, an over voltage feature or combinations thereof. 9. The fluid transfer system of claim 1, wherein a hydraulic performance feature includes a variance feature adapted for varying the revolutions per minute for constant power. 10. A method for transferring fluid from a vessel comprising: a. introducing fluid to a fluid inlet; b. passing at least a portion of fluid from the fluid inlet to a centrifugal multistage stage pump with a first stage and a second stage adapted to use between 10 and 60 volts of input power comprising: i. a pump body comprising a longitudinal axis, an inlet for receiving a fluid from a first location and the outlet for discharging a pressurized fluid to a second location; ii. a hydraulic assembly disposed within the pump body and adapted to pressurize the fluid to form a pressurized fluid comprising: aa. a first stage comprising a first diffuser and a first impeller; and bb. a second stage comprising a second diffuser and a second impeller, wherein the pressurized fluid flows centrifugally from the first diffuser to the second diffuser; iii. a motor operably connected to the first impeller and the second impeller; iv. a first circuit board inverter disposed within the pump body; v. a microcontroller disposed on the first circuit board inverter, wherein the microcontroller comprises an operating system with memory and is adapted to control the motor; vi. a pressure transducer disposed within the pump body; vii. a heat sink having a first side in contact with the first circuit board inverter and a second side in contact with the pressurized fluid, wherein the heat sink is adapted for removing heat from the first circuit board inverter and transferring it to the pressurized fluid; viii. a control panel operably connected to the first circuit board inverter and the microcontroller; ix. a mounting system adapted for rotation of the pump body around the longitudinal axis; and x. software imbedded within the memory comprising: aa. protection features adapted for emergency shutoff; bb. monitoring features adapted for monitoring pressure, temperature and power levels; cc. control features adapted for controlling the starting, the stopping and the speed of the motor; c. combining the at least a portion of the fluid with a waste product to form a waste stream; d. passing at least a portion of the waste stream though a conduit to a holding tank; and e. discharging the at least a portion of the waste stream from the vessel through a vessel outlet. 11. The method of claim 10, wherein the vessel comprises an RV, boat or platform. 12. The method of claim 10, wherein the motor is a three phase motor. 13. The method of claim 10, wherein the motor is an AC 9 volt brushless motor. 14. The method of claim 10, wherein the first circuit board inverter comprises a 24 volt DC inverter, a 12 volt DC inverter or a 9 volt AC inverter. 15. The method of claim 10, wherein the pressure transducer is formed of a ceramic material. 16. The method of claim 10, wherein the pressure transducer comprises a speed controller. 17. The method of claim 10, wherein the software comprises power settings. 18. The method of claim 10, wherein the protection features comprise a dry run feature, an over voltage feature or combinations thereof. 19. The method of claim 10, wherein a hydraulic performance feature includes a variance feature adapted for varying the revolutions per minute for constant power.