HRP20140882T1 - Integrirani pogonski sistem ventilatora za rashladni toranj i postupak rada mokrog rashladnog tornja - Google Patents

Integrirani pogonski sistem ventilatora za rashladni toranj i postupak rada mokrog rashladnog tornja Download PDF

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Publication number
HRP20140882T1
HRP20140882T1 HRP20140882AT HRP20140882T HRP20140882T1 HR P20140882 T1 HRP20140882 T1 HR P20140882T1 HR P20140882A T HRP20140882A T HR P20140882AT HR P20140882 T HRP20140882 T HR P20140882T HR P20140882 T1 HRP20140882 T1 HR P20140882T1
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Croatia
Prior art keywords
fan
motor
cooling tower
speed
measured
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HRP20140882AT
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English (en)
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Patrick M. Rollins
George Lucas
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Prime Datum, Inc.
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Application filed by Prime Datum, Inc. filed Critical Prime Datum, Inc.
Publication of HRP20140882T1 publication Critical patent/HRP20140882T1/hr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
    • F28F27/003—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus specially adapted for cooling towers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
    • A61B17/0485—Devices or means, e.g. loops, for capturing the suture thread and threading it through an opening of a suturing instrument or needle eyelet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
    • 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
    • F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying 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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
    • F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F25/00—Component parts of trickle coolers
    • F28F25/10—Component parts of trickle coolers for feeding gas or vapour
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
    • H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H02P29/60—Controlling or determining the temperature of the motor or of the drive
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/34—Modelling or simulation for control purposes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2270/00—Control
    • F05B2270/10—Purpose of the control system
    • F05B2270/101—Purpose of the control system to control rotational speed (n)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2250/00—Arrangements for modifying the flow of the heat exchange media, e.g. flow guiding means; Particular flow patterns
    • F28F2250/08—Fluid driving means, e.g. pumps, fans
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/11—Cooling towers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49229—Prime mover or fluid pump making
    • Y10T29/49236—Fluid pump or compressor making
    • Y10T29/49245—Vane type or other rotary, e.g., fan

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Control Of Ac Motors In General (AREA)

Claims (9)

1. Mokri rashladni toranj za rashladne fluide koji se upotrebljavaju u industrijskom procesu, pri čemu mokri rashladni toranj ima ventilator (27) koji izaziva strujanje zraka koji hladi fluide, pogonski sistem ventilatora za izazivanje obrtanja ventilatora i bazen za sakupljanje ohlađenih fluida, naznačen time što je pogonski sistem ventilatora direktno pogonjeni sistem koji sadrži: permanentni magnetni motor (52) sa visokim obrtnim momentom i malo promjenljivom brzinom koji ima obrtno vratilo (56) spojeno sa ventilatorom (27) i mnoštvo zabrtvljenih ležajeva (90, 92), pri čemu je permanentni magnetni motor (50) sa visokim obrtnim momentom i malo promjenljivom brzinom konfiguriran tako da ima opseg brzina od 0-250 RPM i maksimalnu snagu od oko 133HP/100KW; pogonski uređaj (50) varijabilne frekvencije za generiranje električnih signala koji uzrokuju obrtanje obrtnog vratila (56) motora (52) radi obrtanja ventilatora (27), pri čemu je pogonski uređaj (50) varijabilne frekvencije konfiguriran tako da prima upravljačke signale koji predstavljaju željenu brzinu obrtanja motora i reagirajući na njih generiraju električne signale za slanje u motor (52) da bi izazvali rad motora (52) sa brzinom obrtanja koja je u suštini ista kao željena brzina obrtanja; i senzore vibracija (200, 202) u blizini ležajeva za mjerenje vibracija ležajeva i slanje signala koji predstavljaju izmjerene vibracije; temperaturne senzore (200, 202, 204) za mjerenje toplote statora (94) i ležajeva (90, 92) i za slanje signala koji predstavljaju izmjerenu toplinu; najmanje jedan temperaturni senzor (208) je smješten u bazenu za slanje signala koji predstavlja temperaturu fluida u bazenu; najmanje jedan senzor (206) strujanja zraka postavljen nizvodno od ventilatora rashladnog tornja za mjerenje strujanja zraka i izlaznih signala koji predstavljaju strujanje zraka; i kompjuter (300) u elektronskoj signalnoj komunikaciji sa pogonskim uređajem (50) varijabilne frekvencije, pri čemu kompjuter (300) obrađuje signale koji predstavljaju (i) izmjerenu toplinu statora i ležajeva motora, (ii) izmjerene vibracije ležajeva motora, (iii) izmjerenu temperaturu fluida u bazenu i (iv) izmjereno strujanje zraka, pri čemu kompjuter, pogonski uređaj varijabilne frekvencije i svi senzori obrazuju zatvoreno upravljačko kolo, pri čemu kompjuter generira upravljačke signale za slanje u pogonski uređaj varijabilne frekvencije da bi podesio brzinu permanentnog magnetnog motora (52) sa visokim obrtnim momentom i malo promjenljivom brzinom reagirajući na obrađene signale.
2. Mokri rashladni toranj prema zahtjevu 1, pri čemu je efikasnost permanentnog magnetnog motora (52) sa visokim obrtnim momentom i malo promjenljivom brzinom između 85% i 95% kada je brzina motora između oko 60 RPM i 200 RPM.
3. Mokri rashladni toranj prema zahtjevu 1, pri čemu ventilator (27) sadrži glavčinu (28) ventilatora i mnoštvo lopatica (30) ventilatora, a obrtno vratilo (56) permanentnog magnetnog motora (52) sa visokim obrtnim momentom i malo promjenljivom brzinom je spojeno sa glavčinom (28) ventilatora.
4. Mokri rashladni toranj prema zahtjevu 1, pri čemu je kompjuter (300) konfiguriran za slanje upravljačkih signala pogonskom uređaju (50) varijabilne frekvencije radi izazivanja obrtanja permanentnog magnetnog motora (52) sa visokim obrtnim momentom i malo promjenljivom brzinom u suprotnom smjeru.
5. Mokri rashladni toranj prema zahtjevu 1, pri čemu kompjuter (300) dalje sadrži uređaj (302) u vidu ekrana za prikazivanje slike koji omogućava da korisnik ili operater vizualno nadzire signale koji izlaze iz senzora toplote, temperature, vibracija i strujanja zraka.
6. Mokri rashladni toranj prema zahtjevu 1, pri čemu je kompjuter (300) programiran tako da generira upravljačke signale koji reduciraju brzinu obrtanja permanentnog magnetnog motora (52) sa visokim obrtnim momentom i malo promjenljivom brzinom onda kada kao rezultat obrade izmjerenih vibracija kompjuter (300) utvrdi da postoji situacija kada može doći do otpadanja lopatica.
7. Mokri rashladni toranj prema zahtjevu 1, pri čemu je kompjuter (300) programiran za izvođenje algoritma pouzdanosti na signalima koji izlaze iz senzora toplote, temperature, vibracija i strujanja zraka.
8. Postupak rada mokrog rashladnog tornja za hlađenje fluida koji se upotrebljavaju u industrijskom procesu, pri čemu mokri rashladni toranj ima ventilator (27) za izazivanje strujanja zraka koji hladi fluid, bazen za sakupljanje ohlađenog fluida, i pogonski sistem ventilatora za izazivanje obrtanja ventilatora, naznačen time što je pogonski sistem ventilatora sistem sa direktnim pogonom koji sadrži permanentni magnetni motor (52) sa visokim obrtnim momentom i malo promjenljivom brzinom, koji sadrži obrtno vratilo (56) koje je spojeno sa ventilatorom (27), pri čemu je permanentni magnetni motor (50) sa visokim obrtnim momentom i malo promjenljivom brzinom konfiguriran tako da ima opseg brzina od 0-250 RPM i maksimalnu snagu od oko 133HP/100KW, stator (94) i ležajeve (90, 92), i pogonski uređaj (50) varijabilne frekvencije za generiranje električnih signala koji uzrokuju obrtanje obrtnog vratila (56) motora (52) radi obrtanja ventilatora (27), pri čemu je pogonski uređaj (50) varijabilne frekvencije konfiguriran tako da prima upravljačke signale koji predstavljaju željenu brzinu obrtanja motora i reagirajući na njih generiraju električne signale za slanje u motor (52) da bi izazvali rad motora (52) sa brzinom obrtanja koja je u suštini ista kao željena brzina obrtanja, pri čemu postupak rada mokrog rashladnog tornja sadrži korake: mjerenje vibracija ležajeva (90, 92) i dobivanje signala koji predstavljaju izmjerene vibracije; mjerenje topline statora (94) i ležajeva (90, 92) i dobivanje signala koji predstavljaju izmjerenu toplinu; mjerenje strujanja zraka koje stvara ventilator (27) i dobivanje signala koji predstavljaju izmjereno strujanje zraka; mjerenje temperature fluida u bazenu; korištenje kompjutera (300) za obradu signala koji predstavljaju (i) izmjerenu toplinu statora (94) i ležajeva (90, 92) motora, (ii) izmjerene vibracije ležajeva (90, 92) motora, (iii) izmjereno strujanje zraka, i (iv) izmjerenu temperaturu fluida u bazenu; i generiranje upravljačkih signala za slanje u pogonski uređaj (50) varijabilne frekvencije da bi se podesila brzina motora (52) reagirajući na obrađene signale.
9. Postupak prema zahtjevu 8 koji dalje sadrži korak generiranja upravljačkih signala za slanje u pogonski uređaj (50) varijabilne frekvencije radi izazivanja obrtanja motora (52) u suprotnom smjeru.
HRP20140882AT 2007-10-10 2014-09-16 Integrirani pogonski sistem ventilatora za rashladni toranj i postupak rada mokrog rashladnog tornja HRP20140882T1 (hr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US97891607P 2007-10-10 2007-10-10
PCT/US2008/077338 WO2009048736A2 (en) 2007-10-10 2008-09-23 Integrated fan drive system for cooling tower

Publications (1)

Publication Number Publication Date
HRP20140882T1 true HRP20140882T1 (hr) 2014-12-19

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HRP20140882AT HRP20140882T1 (hr) 2007-10-10 2014-09-16 Integrirani pogonski sistem ventilatora za rashladni toranj i postupak rada mokrog rashladnog tornja

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Country Link
US (7) US8111028B2 (hr)
EP (3) EP2212640B1 (hr)
JP (2) JP5680415B2 (hr)
CA (1) CA2702252C (hr)
DK (1) DK2212640T3 (hr)
ES (1) ES2503542T3 (hr)
HR (1) HRP20140882T1 (hr)
ME (1) ME01983B (hr)
PL (1) PL2212640T3 (hr)
PT (1) PT2212640E (hr)
RS (1) RS53644B1 (hr)
SI (1) SI2212640T1 (hr)
WO (1) WO2009048736A2 (hr)

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