WO2013025518A1 - Appareil de pompage entraîné par un moteur contrarotatif à efficacité améliorée, système et procédé d'utilisation - Google Patents

Appareil de pompage entraîné par un moteur contrarotatif à efficacité améliorée, système et procédé d'utilisation Download PDF

Info

Publication number
WO2013025518A1
WO2013025518A1 PCT/US2012/050374 US2012050374W WO2013025518A1 WO 2013025518 A1 WO2013025518 A1 WO 2013025518A1 US 2012050374 W US2012050374 W US 2012050374W WO 2013025518 A1 WO2013025518 A1 WO 2013025518A1
Authority
WO
WIPO (PCT)
Prior art keywords
counter
motor
rotating
pump
output means
Prior art date
Application number
PCT/US2012/050374
Other languages
English (en)
Inventor
Randell WISHART
Original Assignee
Wishart Randell
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wishart Randell filed Critical Wishart Randell
Publication of WO2013025518A1 publication Critical patent/WO2013025518A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors

Definitions

  • the subject invention pertains generally to highly efficient pumping
  • the subject invention comprises an enhanced efficiency (higher mechanical power out to electrical power in ratio than with a standard/conventional motor) means and method for pumping a substance and includes a counter-rotating motor having first and second output shafts, wherein the first output shaft is connected to a first pump and the second output shaft is connected to a second pump, wherein during operation of the counter-rotating motor the two pumps transfer the substance (water, oil, coolant, and the like) from a first location to a second location via associated plumbing structures.
  • a counter-rotating motor having first and second output shafts, wherein the first output shaft is connected to a first pump and the second output shaft is connected to a second pump, wherein during operation of the counter-rotating motor the two pumps transfer the substance (water, oil, coolant, and the like) from a first location to a second location via associated plumbing structures.
  • the two impellers spin in opposite directions and are designed to function together as a unified structure to overcome the weak point in turbo pumps that have become unstable in the rising portion of the head characteristics and/or the cavitation occurs under the intolerably low suction head.
  • the intimately paired-impeller counter-rotating pump is specifically intended to overcome these difficulties. It is stressed that the two impellers are immediately next to one another within a surrounded pipe and directly and immediately influence each other.
  • the output flow characteristics of the rear impeller influences the output flow
  • the invention is an enhanced efficiency pumping
  • apparatus and general method of use, that includes a counter-rotating motor with two oppositely rotating drive shafts with a first pump secured to the one of the drive shafts and a second pump secured to the other, oppositely rotating drive shaft.
  • FIG. 1 is a first embodiment of the subject invention showing a cross- sectional view of the subject brushless counter-rotating motor.
  • FIG. 2 is a view of the subject invention taken along view-line 2-2 in FIG. 1 and shows the counter-rotating armature and stator within the motor housing.
  • FIG. 3A shows a counter-rotating motor driving two identical pumps that uses a single intake line from the initial reservoir that is split between the two pumps and then recombined into a single output line that leads to the elevated final reservoir.
  • FIG. 3B shows a counter-rotating motor driving two identical pumps that uses two separate intake lines from the initial reservoir with one leading to each of the two pumps and then two separate output lines that each lead to the elevated final reservoir.
  • FIG. 4A shows a counter-rotating motor that has been converted into a standard motor, by locking the right-hand output shaft into a stationary position
  • FIG. 4B shows a counter-rotating motor that has been converted into a standard motor, by locking the right-hand output shaft into a stationary position
  • FIG. 5A shows a counter-rotating motor driving two identical pumps, with one pump chain-linked to its associated drive shaft, that uses two separate intake lines from the initial reservoir with one leading to each of the two pumps and then two separate output lines that each lead to the elevated final reservoir.
  • FIG. 5B shows a standard motor driving two identical pumps on its
  • single drive-shaft with one pump chain-linked to the single drive shaft, that uses two separate intake lines from the initial reservoir with one leading to each of the two pumps and then two separate output lines that each lead to the elevated final reservoir.
  • FIG. 6A shows a counter-rotating motor driving two identical pumps, with one pump chain-linked to its associated drive shaft, that uses a single intake line from the initial reservoir that splits with one leading to each of the two pumps and then the two separate output lines recombine into a single line that leads to the elevated final reservoir.
  • FIG. 6B shows a standard motor driving two identical pumps on its single drive-shaft, with one pump chain-linked to the single drive shaft, that uses a single intake line that splits with one leading to each of the two pumps and then two separate output lines recombine into a single line that leads to the elevated final reservoir.
  • the subject invention employs either a brush-containing or brushless counter-rotating electric motor to power two or more pumps to transfer a substance from one location to another location.
  • the subject invention was observed to save greater than about 19.9% (average) on electrical power consumption relative to mechanical power output.
  • the pumps may be of any suitable design and configuration as long as each may be attached to a drive shaft of the counter-rotating motor (the counter-rotating motor has two oppositely rotating drive shafts).
  • the counter-rotating motor has two oppositely rotating drive shafts.
  • the pumped substance may be a gas or liquid.
  • the liquid may be a pure substance or a mixture of materials. More commonly, the liquid is hydrophilic, hydrophobic, or amphipathic in nature. Frequently, the liquid is water, a water solution or mixture, a suspension, oil, or an oil solution/mixture, a coolant (such as Freon and the like), and like materials.
  • the exemplary substance used to illustrate the subject invention is a liquid such as a light-grade liquid motor oil.
  • FIGS. 1 and 2 an exemplary brushless counter-rotating electric motor is depicted in FIGS. 1 and 2.
  • a brush-containing counter-rotating motor works just as well as the brushless counter-rotating motor seen in FIGS. 1 and 2, for exemplary purposes only, and not by way of limitation, a typical brushless counter-rotating motor is shown.
  • the subject brushless counter- rotating DC/AC motor 5 includes a protective motor housing 10 that may be fabricated from any suitable material. Within the housing 10 is a separation volume 15 (a similar separation volume 16 is found within the stator 20) in which a stator or outer rotational member 20 is rotationally mounted. A stator axle or stator drive shaft 25 is attached to the stator 20.
  • permanent magnets 21 Secured to the inner lining of the stator 20 are permanent magnets 21 (equivalent electromagnets may take the place of permanent magnets and are considered to be within the realm of this disclosure). It is stressed that in this exemplary device the permanent magnets (or equivalent electromagnets) are associated with the stator or outer rotational member and the field windings are on the armature or inner rotational member, but the permanent magnets may be positioned on the armature and the field windings on the stator or, as stated, electromagnets may substitute for the permanent magnets in either location.
  • an armature or inner rotational member 30 mounted within the stator 20 is an armature or inner rotational member 30 that is attached to a hollow armature axle or armature drive shaft 35.
  • bearing assemblies 40 and 45 are mounted in the housing 10. Bearing assembly 40 permits the armature axle 35 to rotate within the housing 10 and bearing assembly 45 permits the stator axle 25 to rotate with the housing 10. Bearing assemblies 50 and 55 are mounted in the stator 20 and permit the armature 30 and armature axle 35 to rotate within the stator 20.
  • insulated bearings 60 and 65 are mounted to and encircle the armature axle 35 (each one carrying a desired electric signal or current).
  • Each bearing 40, 45, 50, 55, 60 and 65 is filled with electrically conducting grease (readily obtainable from numerous public suppliers such as: Cool-Amp Conducto-Lube Company or Engineered Conductive Materials, LLC).
  • Each bearing 60 and 65 is electrically insulated from the armature axle 35, upon which they are mounted, by suitable cylindrical insulators 66 and 67.
  • bearing 60 and 65 are electrically insulated from neighboring components by suitable insulators 70, 72, and 74.
  • Electrical connections for the subject system comprise electrically
  • insulated wiring traditional metal core and electrically insulating outer coating. Electrical power is supplied by a suitable power supply 78, now known or later developed. For a DC power supply a battery is normally utilized. For the AC power supply configuration suitable standard methods and common AC control devices for powering and operating a traditional non- counter-rotating AC motor are appropriately adapted and employed.
  • the power supply is grounded to the housing via wire 79, as is the outside controller via wire 80.
  • power wire 81 runs to a split point and divides into wire 82 and wire 83.
  • Wire 83 continues from wire 81 , at the split point, to the outside speed-on/off controller 90.
  • the outside speed-on/off controller 90 is of standard acceptable configuration for activating and inactivating the subject motor and controlling its operational speed.
  • Power wire 82 continues from wire 81 , at the split point, through an aperture in the housing 10 and connects with the inside/internal controller 91 .
  • the internal controller 91 transmits and coordinates the necessary electrical power required to operate the armature windings 31 with suitably pulsed current, pulse time detection means (e.g.: methods utilizing Hall Effect sensors, back EMF techniques, and the like), and other desired operations.
  • the internal controller 91 is illustrated as fastened to the interior surface of the housing 10, but other equivalent locations are considered to be with the realm of this disclosure, including attachment to the rotating armature 30 between the bearing 60 and 65 and the windings 31 .
  • control units 91 including: the "Brushless Motor Cruise Controller -- Programmable via PC USB port, Model BAC281 P," the “High Power Brushless Motor Controller, Model HPC100B,” and several other acceptable models from the Golden Motor Company of China and doing business in the U.S. (www.goldenmotor.com/) and Max Products International, LLC (www.maxxprod.com/).
  • Power to the windings 31 runs via wire 92 from the internal controller 91 to electrically conducting bearing 60 and then via wire 93, connected to bearing 60 through the associated insulator 66, to the windings 31 .
  • Communication between the internal controller 91 and the Hall Effect sensor or sensors 96 is by wire 94 to electrically conducting bearing 65 and then via wire 95, connected to bearing 65 through the associated insulator 67, to the sensor(s) 96.
  • each wire 93 and 95 penetrate the cylindrical insulator 66 and 67, respectively and electrically mate with the electrically conductive parts of each bearing 60 and 65, respectively.
  • the electrically conductive grease permits free rotation of the inner portion of each bearing 60 and 65 while transmitting the electricity to the stationary outer portion of each bearing 60 and 65.
  • the bearings 60 and 65 are electrically connected via wires 92 and 94, respectively, to the internal controller 91 .
  • FIG. 2 is a cross-sectional view of the subject invention
  • the two opposing arrows (also depicted in FIG. 1 on the two axles 25 and 35) indicate the counter-rotating directions of the stator 20, with its associated magnets 21 , and the armature 30, with its associated windings 31 .
  • FIGS. 3A, 3B, 5A, and 6A The exemplary counter-rotating electric motor pumping systems 105, with a counter-rotating motor 1 10, are shown in FIGS. 3A, 3B, 5A, and 6A.
  • Pumping systems with a standard motor 1 1 1 (or a counter-rotating motor with one of the two rotating members stopped by physical means and locked so that it does not rotate) are shown in FIGS. 4A, 4B, 5B, and 6B.
  • a low-viscosity motor oil (any liquid) was placed into a lower/initial reservoir IR and connected by equal- diameter plastic tubing L (serving as the various lines or plumbing pipes) and appropriate couplers, Y-joints, and the like to and from the pumps 1 15 and 120.
  • the output line or lines L were then directed to the elevated/final reservoir FR that was placed 12 feet above the initial/lower IR reservoir (the elevation distance of the final reservoir FR over the initial reservoir IR is not critical and was selected for the sake of convenience).
  • first rotational/rotating member armature or stator
  • second rotational/rotating member statator or armature
  • RPM values a type of internal transmission function
  • increased/enhanced energy efficiency means that for the counter- rotating motor containing system, there is less electrical power input required to create an equivalent mechanical power output, relative to a traditional motor with only a single rotating/rotational member.
  • Each experimental run (five trials for each of the various pump configurations) was used to determine the time necessary to pump 2 gallons of liquid from the lower reservoir IR to the upper reservoir FR. Gal/min for each trial run was calculated and then gal/min-watt determined. Each trial run was conducted at a constant 12 volts and the input current determined.
  • Tables # 1 (FIG. 4A) and #2 (FIG. 3A) show the test results conducted for a standard motor 1 1 1 and counter-rotating motor 1 10, respectfully. A single input and output oil line L that is split and rejoined after each pump is used.
  • Tables # 3 (FIG. 4B) and #4 (FIG. 3B) show the test results conducted for a standard motor 1 1 1 and counter-rotating motor 1 10, respectfully. Two separate input and output oil lines L are used.
  • Tables # 5 (FIG. 5B) and #6 (FIG. 5A) show the test results conducted for a standard motor 1 1 1 and counter-rotating motor 1 10, respectfully. Two separate input and output oil lines L are used and the second pump 120 is chain-linked 125 to the drive shaft.
  • Tables #7 (FIG. 6B) and #8 (FIG. 6A) show the test results conducted for a standard motor 1 1 1 and counter-rotating motor 1 10, respectfully.
  • a single input and output oil line L that is split and rejoined after each pump is used and the second pump 120 is chain-linked 125 to the drive shaft.
  • Table #9 presents the % efficiency increase of the counter-rotating
  • each % increased efficiency value is calculated by taking the standard motor average gal/min-watt number, dividing by the counter-rotating motor average gal/min-watt number, and multiplying by 100.
  • the counter-rotating motor 1 10 pumping system 105 is much more efficient than equivalent configurations that utilize a standard motor 1 1 1 .
  • the chain-linked 125 second pump 120 value efficiency values (+21 .3% and +17.7%) for the counter- rotating motor 1 10 containing-system 105 are most likely low values since significant vibration was noted in this chain-linked 125 configuration due to the end of the drive shafts that were chain-linked to the second pump were not provided with additional stability (stabilizing end bearings).
  • the added vibration most likely caused additional friction that lowered the counter-rotating motor driven efficiencies to the observed +21 .3% and +17.7% levels. Further, the counter-rotating motor driven systems % efficiency increases were most likely lowered by having the pump operating at lower RPM values than would be used for its peak efficiency.
  • the standard motor with one drive shaft operates at approximately twice the RPMs as each of the oppositely rotating drive shafts on the counter-rotating motor driven system.
  • the counter-rotating motor pumping apparatus and system is more efficient than a pumping apparatus and system that contains a standard motor by from about +19.5% (average) to about +60.6% (average), depending on the exact standard reference that is utilized. Whichever number is selected, the subject counter-rotating motor pumping system is much more efficient in energy/power usage (higher mechanical power output relative to electrical power input) than a pumping system that uses a standard motor.
  • a plurality of embodiments is considered to be within the realm of this discloser, including an enhanced efficiency pumping apparatus, comprising: a counter-rotating motor having first and second oppositely rotating mechanical output means; a first pump secured to the first mechanical output means; and a second pump secured to the second mechanical output means.
  • a counter-rotating motor having first and second oppositely rotating drive shafts; a first pump secured to the first drive shaft; and a second pump secured to the second drive shaft.
  • an enhanced efficiency pumping system for transporting a substance from a first location to a second location, comprising: a counter-rotating electric motor having oppositely rotating first and second mechanical output means or drive shafts; a first pump secured to the first mechanical output means or drive shaft; and a second pump secured to the second mechanical output means or drive shaft.
  • containing system comprising the steps: installing a counter-rotating electric motor into the system, wherein the counter-rotating electric motor has oppositely rotating first and second mechanical output means or drive shafts; connecting a first pump to the first mechanical output means or drive shaft; connection a second pump to the second mechanical output means or drive shaft; and utilizing the counter-rotating motor containing pumping system to transport a substance from a first location to a second location.
  • a method for increasing power efficiency of the system by decreasing an amount of electrical power input required for producing an amount of mechanical power output comprises utilizing a counter-rotating motor with inner and outer rotational members in the system in place of a standard motor with only one rotational member.
  • An enhanced efficiency pumping apparatus comprising: a counter- rotating motor having first and second oppositely rotating mechanical output means; a first pump secured to said first mechanical output means; and a second pump secured to said second mechanical output means.
  • a counter- rotating electric motor having oppositely rotating first and second mechanical output means; a first pump secured to said first mechanical output means; and a second pump secured to said second mechanical output means.
  • a method of enhancing the efficiency of a pump containing system comprising the steps: installing a counter-rotating electric motor into the system, wherein said counter-rotating electric motor has oppositely rotating first and second mechanical output means; connecting a first pump to said first mechanical output means; connection a second pump to said second mechanical output means; and utilizing said counter-rotating motor containing pumping system to transport a substance from a first location to a second location.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)

Abstract

La présente invention se rapporte à un appareil de pompage à efficacité améliorée ainsi qu'un procédé d'utilisation général. L'appareil comprend un moteur contrarotatif doté de deux arbres d'entraînement à rotation opposée, une première pompe étant fixée à l'un des arbres d'entraînement une seconde pompe étant fixée à l'autre arbre d'entraînement tournant dans le sens opposé.
PCT/US2012/050374 2011-08-15 2012-08-10 Appareil de pompage entraîné par un moteur contrarotatif à efficacité améliorée, système et procédé d'utilisation WO2013025518A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161575093P 2011-08-15 2011-08-15
US61/575,093 2011-08-15

Publications (1)

Publication Number Publication Date
WO2013025518A1 true WO2013025518A1 (fr) 2013-02-21

Family

ID=47712784

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2012/050374 WO2013025518A1 (fr) 2011-08-15 2012-08-10 Appareil de pompage entraîné par un moteur contrarotatif à efficacité améliorée, système et procédé d'utilisation

Country Status (2)

Country Link
US (1) US20130045117A1 (fr)
WO (1) WO2013025518A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11255173B2 (en) 2011-04-07 2022-02-22 Typhon Technology Solutions, Llc Mobile, modular, electrically powered system for use in fracturing underground formations using liquid petroleum gas
US11708752B2 (en) 2011-04-07 2023-07-25 Typhon Technology Solutions (U.S.), Llc Multiple generator mobile electric powered fracturing system
EP4265883A3 (fr) 2011-04-07 2024-01-10 Typhon Technology Solutions, LLC Système à alimentation électrique destiné à être utilisé dans la fracturation de formations souterraines
US9140110B2 (en) 2012-10-05 2015-09-22 Evolution Well Services, Llc Mobile, modular, electrically powered system for use in fracturing underground formations using liquid petroleum gas
US9395049B2 (en) * 2013-07-23 2016-07-19 Baker Hughes Incorporated Apparatus and methods for delivering a high volume of fluid into an underground well bore from a mobile pumping unit
US10378326B2 (en) 2014-12-19 2019-08-13 Typhon Technology Solutions, Llc Mobile fracturing pump transport for hydraulic fracturing of subsurface geological formations
CN110513155B (zh) 2014-12-19 2022-09-20 泰福恩技术解决方案有限责任公司 用于地下地质构造的水力压裂的移动发电设备
US10221856B2 (en) 2015-08-18 2019-03-05 Bj Services, Llc Pump system and method of starting pump
CA3030829A1 (fr) 2016-09-02 2018-03-08 Halliburton Energy Services, Inc. Systemes de motorisation hybride pour operations de stimulation de puits
US11725582B1 (en) 2022-04-28 2023-08-15 Typhon Technology Solutions (U.S.), Llc Mobile electric power generation system
US11955782B1 (en) 2022-11-01 2024-04-09 Typhon Technology Solutions (U.S.), Llc System and method for fracturing of underground formations using electric grid power

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999065769A2 (fr) * 1998-06-15 1999-12-23 Lockheed Martin Corporation Circuit d'attaque pour pompes a propergol de moteur-fusee
WO2001094786A1 (fr) * 2000-06-08 2001-12-13 Powercell Corporation Systeme de circulation submersible d'electrolytes
US20100236849A1 (en) * 2008-05-02 2010-09-23 Wishart Randell J Brushless counter-rotating electric apparatus and system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2814254A (en) * 1954-04-16 1957-11-26 David P Litzenberg Motor driven pumps
US3910728A (en) * 1973-11-15 1975-10-07 Albert H Sloan Dewatering pump apparatus
US4644206A (en) * 1984-10-26 1987-02-17 Smith Christopher D Continuously variable torque converter
US8198773B2 (en) * 2008-05-02 2012-06-12 E-Wish Technology, Llc Increased efficiency counter-rotating electric motor for propelling a boat

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999065769A2 (fr) * 1998-06-15 1999-12-23 Lockheed Martin Corporation Circuit d'attaque pour pompes a propergol de moteur-fusee
WO2001094786A1 (fr) * 2000-06-08 2001-12-13 Powercell Corporation Systeme de circulation submersible d'electrolytes
US20100236849A1 (en) * 2008-05-02 2010-09-23 Wishart Randell J Brushless counter-rotating electric apparatus and system

Also Published As

Publication number Publication date
US20130045117A1 (en) 2013-02-21

Similar Documents

Publication Publication Date Title
WO2013025518A1 (fr) Appareil de pompage entraîné par un moteur contrarotatif à efficacité améliorée, système et procédé d'utilisation
US9362784B2 (en) Pump unit
US6213736B1 (en) Electric motor pump with magnetic coupling and thrust balancing means
US20020076336A1 (en) Direct drive compressor assembly
CA2967695C (fr) Moteur a aimant permanent a demarrage direct
WO2006118600A3 (fr) Pompe a flux axial, a larges ailettes et a rotors multiples
EP2407670A3 (fr) Pompe électrique
WO2009023665A3 (fr) Roulements isolés pour moteurs de fond de puits
WO2011145842A3 (fr) Pompe à fluide
US11085450B2 (en) Pump having a housing with internal and external planar surfaces defining a cavity with an axial flux motor driven impeller secured therein
EP1800008A1 (fr) Structure en forme de cloche à extrémité modulaire pour unité motrice submersible
WO2009089433A3 (fr) Pompe électrique submersible comportant un moteur à stator à lames mécaniquement bloquées
US6840324B2 (en) System for, and a method of pumping fluids from a well
US20090010769A1 (en) Fluid transporting device
GB2585549A (en) Retrievable permanent magnet pump
US9157302B2 (en) Method for providing rotational power in a subsea environment
US20180245596A1 (en) Integrated electric motor and pump assembly
JP2001522425A (ja) 原動力発生機構及びポンピング機構
KR101852263B1 (ko) 다기능 베어링레스 전자기 회로 일체형 축류식 자기부상 임펠러를 갖는 유체기기
KR102181454B1 (ko) 베어링-클러치 하우징이 통합되어 있는 유압 동력 회수 터빈
WO2009095212A3 (fr) Entraînement pour un véhicule marin
US20190199173A1 (en) Electric motor filled with oil
KR101068171B1 (ko) 비엘디씨 펌프
JP2004116335A (ja) 深井戸用水中ポンプ
ATE473372T1 (de) Elektrische synchronpumpe mit einem spiralgehäuse mit einem tangentialauslass

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12823744

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 12823744

Country of ref document: EP

Kind code of ref document: A1