SG11201805227SA - Self-regulating open circuit pump unit - Google Patents

Self-regulating open circuit pump unit

Info

Publication number
SG11201805227SA
SG11201805227SA SG11201805227SA SG11201805227SA SG11201805227SA SG 11201805227S A SG11201805227S A SG 11201805227SA SG 11201805227S A SG11201805227S A SG 11201805227SA SG 11201805227S A SG11201805227S A SG 11201805227SA SG 11201805227S A SG11201805227S A SG 11201805227SA
Authority
SG
Singapore
Prior art keywords
setpoint
international
rated
flow
pressure
Prior art date
Application number
SG11201805227SA
Inventor
Peter Thomsen
Original Assignee
S A Armstrong Ltd
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 S A Armstrong Ltd filed Critical S A Armstrong Ltd
Publication of SG11201805227SA publication Critical patent/SG11201805227SA/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0066—Control, e.g. regulation, of pumps, pumping installations or systems by changing the speed, e.g. of the driving engine
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/04—Control of fire-fighting equipment with electrically-controlled release
    • 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
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F04B49/065—Control using electricity and making use of computers
    • 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
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/20—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by changing the driving speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0088—Testing machines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/029—Stopping of pumps, or operating valves, on occurrence of unwanted conditions for pumps operating in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0261—Surge control by varying driving speed
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
    • G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
    • G05B13/04—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators
    • G05B13/041—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators in which a variable is automatically adjusted to optimise the performance
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D13/00—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover
    • G05D13/62—Control of linear speed; Control of angular speed; Control of acceleration or deceleration, e.g. of a prime mover characterised by the use of electric means, e.g. use of a tachometric dynamo, use of a transducer converting an electric value into a displacement
    • 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
    • F04B2203/00—Motor parameters
    • F04B2203/02—Motor parameters of rotating electric motors
    • F04B2203/0209—Rotational speed
    • 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
    • F04B2205/00—Fluid parameters
    • F04B2205/09—Flow through the pump

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • Evolutionary Computation (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Medicinal Preparation (AREA)
  • External Artificial Organs (AREA)

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property C.--.` 1 MI 11111 0 11101 HOE 010 1111 1 0 013 0101110111011111011 11110 MAMIE Organization International Bureau (10) International Publication Number (43) International Publication Date .../- WO 2017/214701 Al 21 December 2017 (21.12.2017) WIP0 I PCT (51) International Patent Classification: KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, G05D 13/62 (2006.01) F04D 15/00 (2006.01) MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, A62C 37/00 (2006.01) PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, (21) International Application Number: SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, PCT/CA2016/051392 TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (22) International Filing Date: (84) Designated States (unless otherwise indicated, for every 25 November 2016 (25.11.2016) kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, (25) Filing Language: English UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, (26) Publication Language: English TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, (30) Priority Data: MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, 62/350,038 14 June 2016 (14.06.2016) US TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). (71) Applicant: S. A. ARMSTRONG LIMITED [CA/CA]; 23 Bertrand Avenue, Scarborough, Ontario M1L 2P3 (CA). Published: (72) Inventor: THOMSEN, Peter; 23 Bertrand Avenue, Scar- — with international search report (Art. 21(3)) borough, Ontario M1L 2P3 (CA). — with amended claims (Art. 19(1)) (74) Agent: RIDOUT & MAYBEE LLP; 250 University Av- enue, 5th Floor, Toronto, Ontario M5H 3E5 (CA). = (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, = _ AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, _ CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, — HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, KW, (54) Title: SELF-REGULATING OPEN CIRCUIT PUMP UNIT = = 400 (57) : A self-regulating fire pump unit which can be con- = \ 426 trolled to operate under required conditions for sourcing a fire pro- 410 tection system such as sprinklers. The fire pump unit can be oper- 1111 11111111 II 111111 11111 I 1111 11111 II II I I T. g i 2; _ ,-,J6 Shutoff 1 Hith ated in accordance with a control curve based on detected pressure and flow. The control curve can include: a) a first setpoint of rated I total value of the system load for the and the flow, b) a pressure 1 420 L — second setpoint of a minimum partial percentage of the rated total ..— 7 — — k — `Rat e __.,422 value of the pressure at an over-percentage of the rated total value — 402 — — — Rated flow, of the c) a path which maintains the rated total value of the 412 pressure for all values of the flow up to the first setpoint, d) a path between the first setpoint and the second setpoint, e) a path from i 1 i ____..--424 the second setpoint which limits values of the pressure for values of the flow greater than the second setpoint. t_ r ____--414 50 100 150 200 PERCENT OF RATED CAPACITY-------,___ 404 P S I 408 \ 2 1 00 5 i 11 0 © ; no IN 50 --- a 7r 0 0 50 100 150 200 Il N 416 PERCENT OF RATED CAPACITY,....._ 404 ---.... IN Il 0 FIGURE 4 ei 0
SG11201805227SA 2016-06-14 2016-11-25 Self-regulating open circuit pump unit SG11201805227SA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662350038P 2016-06-14 2016-06-14
PCT/CA2016/051392 WO2017214701A1 (en) 2016-06-14 2016-11-25 Self-regulating open circuit pump unit

Publications (1)

Publication Number Publication Date
SG11201805227SA true SG11201805227SA (en) 2018-07-30

Family

ID=60663809

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201805227SA SG11201805227SA (en) 2016-06-14 2016-11-25 Self-regulating open circuit pump unit

Country Status (7)

Country Link
US (3) US11053945B2 (en)
EP (1) EP3469444B1 (en)
CN (2) CN108700899B (en)
BR (1) BR112018013003B1 (en)
CA (1) CA2993685C (en)
SG (1) SG11201805227SA (en)
WO (1) WO2017214701A1 (en)

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4545906A (en) * 1975-10-30 1985-10-08 International Telephone And Telegraph Corporation Swimming pool filtering system
NL7703439A (en) * 1976-04-09 1977-10-11 Pumpex Production Ab PROCEDURE FOR CONTROLLING A HYDRODYNAMIC PUMP UNIT AND REGULATOR FOR APPLYING THE PROCEDURE.
US4678404A (en) * 1983-10-28 1987-07-07 Hughes Tool Company Low volume variable rpm submersible well pump
FR2645213A1 (en) 1989-03-31 1990-10-05 Guinard Pompes MOTOR PUMP GROUP WITH PRESSURE AND FLOW SENSORS
JP3922760B2 (en) * 1997-04-25 2007-05-30 株式会社荏原製作所 Fluid machinery
JP4635282B2 (en) * 1999-09-24 2011-02-23 ダイキン工業株式会社 Autonomous inverter drive hydraulic unit
US7143016B1 (en) * 2001-03-02 2006-11-28 Rockwell Automation Technologies, Inc. System and method for dynamic multi-objective optimization of pumping system operation and diagnostics
US7234922B2 (en) * 2002-05-09 2007-06-26 Clarke Fire Protection Products, Inc. Pump pressure limiting engine speed control and related engine and sprinkler system
US8774972B2 (en) * 2007-05-14 2014-07-08 Flowserve Management Company Intelligent pump system
US8700221B2 (en) * 2010-12-30 2014-04-15 Fluid Handling Llc Method and apparatus for pump control using varying equivalent system characteristic curve, AKA an adaptive control curve
FI127255B (en) * 2011-11-02 2018-02-15 Abb Technology Oy Method and controller for operating the pump system
EP2791750B1 (en) 2011-12-16 2020-05-06 Fluid Handling LLC. Dynamic linear control methods and apparatus for variable speed pump control
US20140372164A1 (en) * 2012-01-26 2014-12-18 S.A. Armstrong Limited Method and System for Prioritizing a Plurality of Variable Speed Devices
KR101151636B1 (en) 2012-04-19 2012-06-08 가진기업(주) Geothermal heat pump system
US9702365B2 (en) * 2012-05-31 2017-07-11 Praxair Technology, Inc. Anti-surge speed control
CN107329500B (en) * 2012-12-12 2020-11-03 塞阿姆斯特朗有限公司 Coordinated sensorless control system

Also Published As

Publication number Publication date
US11767849B2 (en) 2023-09-26
CN108700899B (en) 2021-09-28
BR112018013003B1 (en) 2023-05-09
US20190234409A1 (en) 2019-08-01
WO2017214701A1 (en) 2017-12-21
EP3469444A1 (en) 2019-04-17
EP3469444A4 (en) 2020-01-22
EP3469444B1 (en) 2024-02-14
BR112018013003A2 (en) 2018-12-04
CN108700899A (en) 2018-10-23
US20210293242A1 (en) 2021-09-23
CA2993685C (en) 2018-06-19
EP3469444C0 (en) 2024-02-14
CA2993685A1 (en) 2017-12-21
US11053945B2 (en) 2021-07-06
CN113655822A (en) 2021-11-16
US20230383756A1 (en) 2023-11-30

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