WO2011017842A1 - Dispositif de commande permettant de régler quantitativement et de commander la charge calorifique d’un système de chauffage à eau chaude - Google Patents

Dispositif de commande permettant de régler quantitativement et de commander la charge calorifique d’un système de chauffage à eau chaude Download PDF

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Publication number
WO2011017842A1
WO2011017842A1 PCT/CN2009/073249 CN2009073249W WO2011017842A1 WO 2011017842 A1 WO2011017842 A1 WO 2011017842A1 CN 2009073249 W CN2009073249 W CN 2009073249W WO 2011017842 A1 WO2011017842 A1 WO 2011017842A1
Authority
WO
WIPO (PCT)
Prior art keywords
heating system
hot water
water
water flow
water heating
Prior art date
Application number
PCT/CN2009/073249
Other languages
English (en)
Chinese (zh)
Inventor
霍为民
眭海燕
Original Assignee
Huo Weimin
Sui Haiyan
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 Huo Weimin, Sui Haiyan filed Critical Huo Weimin
Priority to PCT/CN2009/073249 priority Critical patent/WO2011017842A1/fr
Publication of WO2011017842A1 publication Critical patent/WO2011017842A1/fr

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K17/00—Measuring quantity of heat
    • G01K17/06—Measuring quantity of heat conveyed by flowing media, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device
    • G01K17/08—Measuring quantity of heat conveyed by flowing media, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device based upon measurement of temperature difference or of a temperature
    • G01K17/10—Measuring quantity of heat conveyed by flowing media, e.g. in heating systems e.g. the quantity of heat in a transporting medium, delivered to or consumed in an expenditure device based upon measurement of temperature difference or of a temperature between an inlet and an outlet point, combined with measurement of rate of flow of the medium if such, by integration during a certain time-interval
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F24D19/10—Arrangement or mounting of control or safety devices
    • F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
    • F24D19/1009—Arrangement or mounting of control or safety devices for water heating systems for central heating
    • F24D19/1015—Arrangement or mounting of control or safety devices for water heating systems for central heating using a valve or valves

Definitions

  • Control device capable of quantitatively regulating heat supply of hot water heating system
  • the present invention relates to a hot water heating system, and more particularly to a control device that can quantitatively regulate the heat supply of a hot water heating system.
  • the present invention aims to solve the above problems, and provides a control device capable of quantitatively regulating the heat supply of a hot water heating system, which adopts a water flow rate and a water inlet and a discharge water temperature in a certain hot water heating system.
  • the measurement calculates the heat supply of the system in a certain time interval, and quantitatively adjusts the heat supply of the system by regulating the valve that regulates the water flow.
  • a control device capable of quantitatively regulating the heat supply of a hot water heating system including:
  • a valve for regulating the flow of water the adjustable water flow valve being disposed in the circuit of the water inlet pipe and the outlet pipe of the hot water heating system, and connected to the control unit;
  • a digital water flow meter for measuring hot water flow, the digital water flow meter being disposed in a circuit of a water inlet pipe and an outlet pipe of a hot water heating system, and connected to a control unit;
  • An outlet temperature sensor which is arranged on the outlet pipe of the hot water heating system and connected to the control unit;
  • the control unit is calculated according to the flow rate measured by the digital water flow meter in the predetermined day, the average temperature of the in-flow water measured by the inflow water temperature sensor, and the average temperature of the outflow in the meantime measured by the water temperature sensor.
  • the hot water heating system supplies heat to the predetermined compartment, and controls the flow rate of the valve that regulates the water flow to adjust the heat supply of the hot water heating system.
  • the control unit is composed of a control chip and its peripheral circuits; the control unit measures the water flow of the hot water heating system in the predetermined day through the digital water flow meter connected thereto, through The connected inlet water temperature sensor and the outlet water temperature sensor measure the average temperature of the inlet and outlet water of the hot water heating system in the predetermined day; the control unit multiplies the water flow of the predetermined daytime hot water heating system by the difference between the inlet and outlet water temperatures. The heat supply value of the hot water heating system in the predetermined day is obtained.
  • the control unit controls the hot water supply system of the hot water heating system in the predetermined day according to the measurement and calculation, and controls the hot water heating system by adjusting the valve that can adjust the water flow.
  • the water flow is used to regulate the heat supply of the hot water heating system.
  • the adjustable water flow valve is composed of a drive motor, a shift gear box, a valve opening sensor, a valve; is controlled by a connected control unit; and the control unit passes the valve opening The sensor detects the opening degree of the valve; according to the opening degree and control requirement of the valve, the valve opening degree is adjusted by controlling the forward rotation or the reverse rotation of the driving motor to realize the control of the hot water flow.
  • the digital water flow meter is composed of a water flow meter and a water flow sensor; the water flow meter uses a universal water meter; and the water flow sensor passes the metering of the number of revolutions of the water flow meter. The digitization of the water flow is achieved and the water flow data is transmitted to the control unit to which it is connected.
  • the inlet water temperature sensor and the outlet water temperature sensor are installed in the water inlet pipe and the outlet water pipe of the hot water heating system, respectively, for measuring the water inlet and outlet water temperatures of the hot water heating system.
  • the contribution of the present invention is that it overcomes the fact that the conventional hot water heating system valve can only control the water flow, and cannot control the heat supply of the hot water heating system, and can not realize the heat supply to the hot water heating system. Quantitative control.
  • the utility model provides a control device capable of quantitatively regulating the heat supply of the hot water heating system, which can quantitatively control the heat supply of the hot water heating system, and is convenient for rational use of energy and energy saving.
  • FIG. 1 is a schematic view showing the structure of an embodiment of the present invention using a digital water flow meter.
  • FIG. 2 is a schematic structural view of an implementation of the present invention using two digital water flow meters.
  • Figure 3 is a schematic view of the structure of a digital water flow meter.
  • Figure 4 is a schematic view of the structure of a valve that can regulate water flow.
  • Figure 5 is a schematic view of the structure of a water temperature sensor.
  • the present invention relates to a control device capable of quantitatively regulating the heat supply of a hot water heating system, and calculates the system in a certain daytime by measuring the water flow rate and the water inflow and outflow temperature of the hot water heating system in a certain day. Internal heat supply, and quantitatively adjust the heating of the system by regulating the valve that regulates the water flow
  • the method of measuring the amount of heat supplied to the hot water heating system in a certain day is to calculate the difference between the hot water and the hot water flowing into and out of the heating system in a certain day.
  • the difference is that the hot water heating system is The amount of heat provided in this room.
  • the heat energy of hot water can be obtained by adding two parts of heat energy: one is the basic heat energy of 4 degrees Celsius water, and the other is the heat required to heat the water from 4 degrees Celsius to the corresponding temperature;
  • the heat energy flowing out of the hot water of the heating system is the amount of heat required to raise the temperature of 4 degrees Celsius corresponding to the amount of water flowing into or out of the heating system in the section to the average temperature of the hot water flowing into or out of the heating system in the section.
  • the amount of water flowing out of the heating system in actual use may be less than the amount of water flowing into the heating system due to water leakage.
  • the heat unit is defined as 1 calorie heat equal to the heat required to heat 1 kilogram of water by 1 degree Celsius, which is similar to heating 1 liter of water by 1 degree Celsius.
  • the amount of water is measured in liters, and the temperature is measured in degrees Celsius.
  • the unit of calorific value of the calculation result is a large card.
  • Hot water flow rate of the hot water heating system can measure the water flow rate of the hot water heating system in a certain daytime, and simultaneously transmit the measured water flow rate to the control unit 10 connected thereto, so that the control unit 10 calculates the supply of the heating system in a certain day.
  • the inlet water temperature sensor 40 and the outlet water temperature sensor 50 installed in the hot water heating system inlet pipe 60 and the outlet pipe 70 can measure the inlet water temperature and the outlet water temperature of the hot water heating system, and The measured value is transmitted to the control unit 10; and the control unit 10 calculates the average temperature of the hot water heating system flowing into the hot water heating system and the water temperature of the outflow hot water heating system.
  • the control unit 10 calculates a certain amount of water according to the calculation formula according to the water flow rate of the internal hot water heating system, the water temperature of the inflow hot water heating system, and the water temperature of the outflow hot water heating system measured as described above.
  • the hot water flow rate of the hot water heating system is then adjusted according to the user or system requirements by adjusting the opening of the valve 20 to which the adjustable water flow is connected.
  • the control unit 10 measures the heat supply after adjusting the adjustable water flow rate of the valve 20 by measuring the heat supply of the indoor heating system as described above, and determines whether or not A valve 20 that regulates the flow of water is required to be further adjusted. If it is necessary to adjust the valve 20 that will adjust the adjustable water flow as needed, until the heat supply reaches the required level.
  • the two digital water flows can be used according to the calculation formula of the water leakage amount including the hot water heating system as above.
  • Meter 24 one installed in the hot water heating system inlet pipe 60 to measure the inflow flow rate of the hot water heating system; one installed in the hot water heating system outlet pipe 70 to measure the outlet flow rate of the hot water heating system.
  • the digital water flow meter 30 is composed of a normal water flow meter 31 and a water flow sensor 32.
  • the water flow meter uses a universal water meter.
  • the water flow sensor may constitute a permanent magnet 321 mounted on the rotating shaft of the page 311 in the water flow meter 31 and a Hall sensor member 322 mounted near the permanent magnet 321.
  • the flow meter 31 drives the rotary sheet 311 to rotate, and the permanent magnet 321 mounted on the rotating shaft of the page 311 also rotates.
  • the nearby Hall sensor member 322 transmits a signal for rotating the permanent magnet one revolution.
  • the control unit 10 is connected to it. Since each rotation of the page 311 of the water flow meter 31 means that a certain volume of hot water flows through the water flow meter 31, the control unit 10 can thereby measure the water flow rate.
  • the valve 20 for adjustable water flow is composed of a drive motor 21, a shifting gear case 22, a valve opening sensor 23, and a valve 24.
  • the valve can be used with a ball valve as shown in Figure 4.
  • the ball valve needs to be rotated 90 degrees from full opening to full closing.
  • the drive motor 21 can be powered by a DC motor.
  • the shifting gearbox 22 is used to slow down and increase torque.
  • the valve opening degree sensor 23 can be constituted by a permanent magnet 231 mounted on the output shaft of the direct current motor 21 and a Hall sensor member 232 installed in the vicinity as shown in FIG. 4; the output of the direct current motor 21 on the output shaft per revolution
  • the magnet 231 is also rotated one turn, and the signal mounted on the Hall sensor unit 232 transmits the motor every revolution to the control unit 10,
  • the control unit 10 can count the number of revolutions of the direct current motor 21 and calculate the opening degree of the valve 24.
  • the inlet water temperature sensor 40 and the outlet water temperature sensor 50 are constituted by a temperature sensor installed in the water pipe and a signal line for connecting the control unit 10.
  • the control unit 10 is composed of a control chip for measuring and calculating and driving and its peripheral circuits.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)

Abstract

L’invention concerne un dispositif de commande permettant de régler quantitativement et de commander la charge calorifique d’un système de chauffage à eau chaude, qui comprend une unité de commande (10), une vanne (20) permettant de régler le débit d’eau dans une boucle comprenant un tuyau d’entrée (60) d’eau et un tuyau de sortie (70) d’eau du système de chauffage à eau chaude, un compteur d’eau (30) numérique installé dans la boucle du tuyau d’entrée (60) d’eau et du tuyau de sortie (70) d’eau du système de chauffage à eau chaude, un capteur de température (40) d’entrée d’eau placé dans le tuyau d’entrée (60) d’eau dudit système, et un capteur de température (50) de sortie d’eau placé dans le tuyau de sortie (70) d’eau du système de chauffage. L’unité de commande (10) permet de commander le flux de la vanne (20), qui règle le débit d’eau afin de régler la charge calorifique du système de chauffage à eau chaude selon la charge calorifique dudit système, dans une période temporelle prédéterminée qui est calculée à partir du débit d’eau mesuré par le compteur d’eau (30) numérique pendant ladite période, de la température moyenne d’entrée d’eau mesurée par le capteur de température (40) d’entrée d’eau pendant ladite période et de la température moyenne de sortie d’eau mesurée par le capteur de température (50) de sortie d’eau pendant ladite période.
PCT/CN2009/073249 2009-08-13 2009-08-13 Dispositif de commande permettant de régler quantitativement et de commander la charge calorifique d’un système de chauffage à eau chaude WO2011017842A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/073249 WO2011017842A1 (fr) 2009-08-13 2009-08-13 Dispositif de commande permettant de régler quantitativement et de commander la charge calorifique d’un système de chauffage à eau chaude

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/073249 WO2011017842A1 (fr) 2009-08-13 2009-08-13 Dispositif de commande permettant de régler quantitativement et de commander la charge calorifique d’un système de chauffage à eau chaude

Publications (1)

Publication Number Publication Date
WO2011017842A1 true WO2011017842A1 (fr) 2011-02-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2009/073249 WO2011017842A1 (fr) 2009-08-13 2009-08-13 Dispositif de commande permettant de régler quantitativement et de commander la charge calorifique d’un système de chauffage à eau chaude

Country Status (1)

Country Link
WO (1) WO2011017842A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2093414U (zh) * 1991-05-08 1992-01-15 天津大学 供热系统热量控制装置
CN2349544Y (zh) * 1998-12-10 1999-11-17 秦鹰 Ic卡智能水表
CN1253288A (zh) * 1999-12-15 2000-05-17 天津市赛恩电子技术有限公司 采暖系统用户用热计量及远程监控系统
CN2506997Y (zh) * 2001-11-14 2002-08-21 西安交通大学 智能热量测控仪
JP2002310442A (ja) * 2001-04-10 2002-10-23 Sekisui Chem Co Ltd 床暖房システム
CN101008853A (zh) * 2006-01-23 2007-08-01 黄依华 流量调节控制系统
JP2009014218A (ja) * 2007-07-02 2009-01-22 Corona Corp 温水暖房装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2093414U (zh) * 1991-05-08 1992-01-15 天津大学 供热系统热量控制装置
CN2349544Y (zh) * 1998-12-10 1999-11-17 秦鹰 Ic卡智能水表
CN1253288A (zh) * 1999-12-15 2000-05-17 天津市赛恩电子技术有限公司 采暖系统用户用热计量及远程监控系统
JP2002310442A (ja) * 2001-04-10 2002-10-23 Sekisui Chem Co Ltd 床暖房システム
CN2506997Y (zh) * 2001-11-14 2002-08-21 西安交通大学 智能热量测控仪
CN101008853A (zh) * 2006-01-23 2007-08-01 黄依华 流量调节控制系统
JP2009014218A (ja) * 2007-07-02 2009-01-22 Corona Corp 温水暖房装置

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