CN108869860B - Opening control system and method of intelligent temperature control valve - Google Patents
Opening control system and method of intelligent temperature control valve Download PDFInfo
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- CN108869860B CN108869860B CN201810896657.9A CN201810896657A CN108869860B CN 108869860 B CN108869860 B CN 108869860B CN 201810896657 A CN201810896657 A CN 201810896657A CN 108869860 B CN108869860 B CN 108869860B
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- valve
- opening
- time
- temperature control
- control valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/002—Actuating devices; Operating means; Releasing devices actuated by temperature variation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The invention discloses an opening control system and a control method of an intelligent temperature control valve, wherein the system comprises a controller, an actuating mechanism, an opening acquisition unit, a communication module and a server, the controller acquires a current state signal of the temperature control valve through the opening acquisition unit, a driving end of the actuating mechanism is connected with the temperature control valve, and the controller controls the actuating mechanism to operate so as to change the opening of the valve; the server is connected with the controller through a communication module and sends a remotely set valve opening set value to the controller; when the controller receives the set valve opening value, the controller controls the execution mechanism to operate, so that the temperature control valve is fully closed, and the time T for reaching the set valve opening value is calculated1Controlling the operation of the actuator T1And time, the opening degree of the valve is matched with the set valve opening degree value. According to the invention, the time required for reaching the specified opening degree is calculated, and the water inflow is controlled after the valve operates to the specified opening degree value, so that the water inflow of residents on different floors is balanced.
Description
Technical Field
The invention relates to the technical field of valve control, in particular to an opening control system and method of an intelligent temperature control valve.
Background
In the heating field, the traditional ball valve only can play a role of opening and closing, for example, the valve is completely closed when the user is stopped, and the valve is generally fully opened for common heating users. Under the condition that all the heating ball valves of the residents are fully opened, the water inlet pressure of the residents on different floors in the building is different, the water inlet pressure of the resident on the bottom floor is high, the heat supply water inlet flow of the resident on the high floor is low due to the low water inlet pressure, and therefore the heating temperature of the resident on the high floor is different.
In order to solve the problems, the existing method is to reduce the valve opening degree of a bottom layer household, increase the valve opening degree of a high layer household, and finally make the water inlet flow of the high and low layer households consistent, so that the heating experience of the high and low layers is consistent. However, the traditional ball valve needs to adjust the opening degree, and can achieve a good effect only by manually adjusting the opening degree by each household and possibly reciprocating the opening degree for a plurality of times, so that time and labor are consumed.
In summary, how to design an intelligent temperature control valve opening degree control system and method to improve control efficiency is still a technical problem to be solved.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an opening control system and a control method of an intelligent temperature control valve.
The technical scheme adopted by the invention is as follows:
a first object of the present invention is to provide an opening degree control system of an intelligent temperature control valve, the system comprising: the controller collects a current state signal of the temperature control valve through the opening collecting unit, a driving end of the executing mechanism is connected with the temperature control valve, and the controller controls the executing mechanism to operate so as to change the opening of the valve;
the server is connected with the controller through a communication module and sends a remotely set valve opening set value to the controller;
when the controller receives the set valve opening value, the controller controls the execution mechanism to operate, so that the temperature control valve is fully closed, and the time T for reaching the set valve opening value is calculated1Controlling the operation of the actuator T1And time, the opening degree of the valve is matched with the set valve opening degree value.
Preferably, the actuator comprises a dc motor, and the thermostat valve is driven to open or close by the dc motor.
Preferably, the opening degree acquisition unit comprises a limit switch.
Further, the controller controls the execution mechanism to operate, so that the temperature control valve is fully closed, and then controls the execution mechanism to operate, so that the temperature control valve reaches a fully open state, and the time T required by the temperature control valve in the whole stroke from full closing to full opening is obtained.
Further, the time T1Equal to the product of the time T required by the thermostatic valve from full closing to full opening and the valve opening set value set remotely.
The second purpose of the invention is to provide an opening degree control method of an intelligent temperature control valve, which comprises the following steps:
collecting current on-off state information of a valve;
controlling the valve to operate from a fully closed state to a fully opened state, and acquiring the time T required by the whole stroke of the valve;
receiving a remotely set valve opening set value, and calculating the time T1 required by the valve to operate from full close to the valve opening set value;
after the control valve is operated for T1 time from the fully closed state, the operation is stopped, and the valve opening is made to coincide with the valve opening set value.
Preferably, after receiving the remotely set valve opening setting value, the control valve is operated to the fully-closed state, and the time T1 required to reach the valve opening setting value is calculated.
Further, the time T1 is calculated by:
the time T required for the valve to travel from fully closed to fully open for the entire stroke is multiplied by the remotely set valve opening setting to yield the time T1 required for the valve to travel from fully closed to the valve opening setting.
Compared with the prior art, the invention has the beneficial effects that:
(1) according to the invention, the travel time of the temperature control valve is measured by the controller, the time required for reaching the specified opening degree is calculated, and the valve reaches the set opening degree after the time required for reaching the specified opening degree from the full-closed operation of the control valve is controlled, so that the control efficiency is improved, and the time and the labor are saved;
(2) the temperature control valves of residents on different floors in the building are set to different opening values through the server, so that the water inlet flow of the residents on different floors is balanced;
(3) the server sends the valve opening setting value set remotely to the controller through the communication module, and after the controller obtains the set opening value, the controller controls the motor to operate, so that the temperature control valve reaches the specified opening value, the water inflow is controlled, the opening of the valve is adjusted only once, and the water inflow of residents on different floors is balanced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
Fig. 1 is a structural diagram of an opening degree control system of an intelligent temperature control valve according to a first embodiment of the present invention;
fig. 2 is a flowchart of an opening degree control method of an intelligent temperature control valve according to a second embodiment of the present invention.
Detailed Description
The invention is further described with reference to the following figures and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
As introduced in the background art, the valve opening degree of the household at the bottom floor is reduced, the valve opening degree of the household at the high floor is increased, and finally the water inlet flow of the household at the high floor and the water inlet flow of the household at the low floor are consistent, so that the heating experience of the household at the high floor and the heating experience of the household at the low floor are consistent. However, the traditional ball valve needs to adjust the opening degree, and can achieve a good effect only by manually adjusting the opening degree by each household and possibly reciprocating the opening degree for a plurality of times, so that time and labor are consumed.
In order to solve the above technical problem, an embodiment of the present invention provides an opening degree control system for an intelligent temperature control valve. As shown in fig. 1, the system includes a controller, a motor, a limit switch, a communication module, and a server.
The controller is connected with the driving motor, the limit switch and the communication module, the controller collects a current switching state signal of the temperature control valve through the limit switch, the driving end of the motor is connected with the temperature control valve through an output shaft, and the controller controls the operation of the motor so as to change the opening degree of the valve.
The controller controls the motor to operate, so that the temperature control valve is fully closed, and then the motor is controlled to operate, so that the temperature control valve reaches a fully open state, and the time T required by the whole stroke from full closing to full opening of the temperature control valve is obtained.
The server is connected with the controller through the communication module and used for sending a remotely set valve opening set value to the controller.
When the controller receives the set valve opening value, the motor is controlled to operate to make the temperature control valve reach a full-closed state, and the time T for reaching the set valve opening value is calculated1Then controlling the motor to operate T1After the time, the opening degree of the valve is changed to make the opening degree of the valve accord with the set value of the opening degree of the valve set remotely.
In this embodiment, the controller may be a single chip microcomputer or a PLC.
In this embodiment, the motor is a dc motor, and the temperature control valve is driven by the dc motor to open or close.
In this embodiment, the time T1Equal to the product of the time T required by the thermostatic valve from full closing to full opening and the valve opening set value set remotely.
In this embodiment, the communication module may be a GPRS module, a WIFI module, a bluetooth module, a 485 communication module, or an MBUS communication module.
According to the opening control system of the intelligent temperature control valve provided by the embodiment of the invention, the travel time of the temperature control valve is measured through the controller, the time required for reaching the specified opening is calculated, the temperature control valves of residents on different floors in a building are set into different opening values through the server, so that the water inflow of the residents on different floors is balanced, the server sends the remotely set valve opening setting value to the controller through the communication module, and after the controller obtains the set opening value, the motor is controlled to operate, so that the temperature control valve reaches the specified opening value, and the water inflow is controlled.
Fig. 2 is a method for controlling the opening degree of an intelligent temperature control valve according to a second embodiment of the present invention. The method shown in fig. 2 is implemented based on the opening degree control system of the intelligent temperature control valve shown in fig. 1. The method as shown in fig. 2 comprises the following steps:
and S101, acquiring current on-off state information of the valve by the controller through the limit switch.
And S102, the controller controls the valve to run from full close to full open through the motor to obtain the time required by the whole stroke, and the time is counted as T.
And S103, the controller communicates with the server through the communication module to obtain a valve opening set value set by the distance sent by the server.
The server sets the temperature control valves of residents on different floors in the building to different opening values, so that the inflow of the residents on different floors is balanced.
And S104, when the controller receives a valve opening set value set by the server, the controller controls the motor to operate, controls the valve to be in a full-closed state firstly, and calculates the time T1 required by the valve to operate from the full-closed state to the valve opening set value.
For example: the server sets the valve opening value to be 30% opening, controls the motor to operate after the controller receives the set value of 30% opening, firstly controls the valve to be in a full-closed state, and calculates the time T1 required by reaching the 30% opening stroke as:
T1＝0.3*T
and S105, after the controller controls the valve to operate for T1 time from the full-closed state, stopping the operation, and enabling the opening of the valve to be consistent with the set valve opening value.
For example: and after the controller controls the motor to operate for T1 time, the operation is stopped, and the opening of the valve reaches 30 percent.
According to the opening control method of the intelligent temperature control valve provided by the embodiment of the invention, the travel time of the temperature control valve is measured through the controller, the time required for reaching the specified opening is calculated, the temperature control valves of residents on different floors in a building are set into different opening values through the server, so that the water inflow of the residents on different floors is balanced, the server sends the remotely set valve opening setting value to the controller through the communication module, and after the controller obtains the set opening value, the motor is controlled to operate, so that the temperature control valve reaches the specified opening value, and the water inflow is controlled.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (6)
1. The utility model provides an intelligence temperature control valve's aperture control system, characterized by, this system includes: the controller collects a current state signal of the temperature control valve through the opening collecting unit, a driving end of the executing mechanism is connected with the temperature control valve, and the controller controls the executing mechanism to operate so as to change the opening of the valve; the controller controls the execution mechanism to operate, so that the temperature control valve is fully closed, and then controls the execution mechanism to operate, so that the temperature control valve reaches a fully open state, and the time T required by the whole stroke from full closing to full opening of the temperature control valve is obtained;
the server is connected with the controller through a communication module and sends a remotely set valve opening set value to the controller;
when the controller receives the set valve opening value, the controller controls the execution mechanism to operate, so that the temperature control valve is fully closed, and the time T for reaching the set valve opening value is calculated1Said time T1Equal to the product of the time T required by the temperature control valve from full closing to full opening and the remotely set valve opening set value, and controls the actuating mechanism to operate T1Time, opening of valve and valveThe opening set values are consistent; calculating the time T required by the valve from full-closed operation to the valve opening set value1Controlling the valve to operate from a fully closed state T1After the time, the operation is stopped.
2. The system as claimed in claim 1, wherein the actuator comprises a dc motor, and the opening and closing of the thermostatic valve is driven by the dc motor.
3. The opening degree control system of the intelligent temperature control valve as claimed in claim 1, wherein the opening degree collection unit comprises a limit switch.
4. An opening control method of an intelligent temperature control valve is characterized by comprising the following steps:
collecting current on-off state information of a valve;
controlling the valve to operate from a fully closed state to a fully opened state, and acquiring the time T required by the whole stroke of the valve;
receiving a remotely set valve opening set value, and calculating the time T required by the valve from full-closed operation to the valve opening set value1；
Controlling valve operation from fully closed state T1After the time, the operation is stopped, and the opening of the valve is matched with the set valve opening value.
5. The method as claimed in claim 4, wherein the control valve is operated to a full-off state after receiving the valve opening setting value set remotely, and the time T required for reaching the valve opening setting value is calculated1。
6. The method as claimed in claim 4, wherein the time T is set to be longer than the time T1The calculation method comprises the following steps:
multiplying the time T required by the valve from full closing to full opening by the valve opening set value set remotely to obtainThe time T required for the valve to run from full close to the valve opening set value1。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810896657.9A CN108869860B (en) | 2018-08-08 | 2018-08-08 | Opening control system and method of intelligent temperature control valve |
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| CN201810896657.9A CN108869860B (en) | 2018-08-08 | 2018-08-08 | Opening control system and method of intelligent temperature control valve |
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| CN108869860A CN108869860A (en) | 2018-11-23 |
| CN108869860B true CN108869860B (en) | 2019-12-20 |
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| CN201810896657.9A Active CN108869860B (en) | 2018-08-08 | 2018-08-08 | Opening control system and method of intelligent temperature control valve |
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| CN112032977A (en) * | 2019-06-03 | 2020-12-04 | 陈建平 | Room temperature adjusting method and charging method for heating air-conditioning system and room temperature control valve |
| CN110296463A (en) * | 2019-08-07 | 2019-10-01 | 山东交通学院 | A kind of list warm type is from the intelligent temperature control system and its control method of master regulation |
| CN114135707A (en) * | 2021-11-02 | 2022-03-04 | 珠海爱迪生智能家居股份有限公司 | ERV automatic temperature control valve and full-off position positioning method and temperature control method thereof |
| CN114167911A (en) * | 2021-11-02 | 2022-03-11 | 珠海爱迪生智能家居股份有限公司 | ERV automatic temperature control valve and control method for effectively reducing energy consumption of motor |
| CN114576411A (en) * | 2022-02-17 | 2022-06-03 | 苏州易驱智能科技有限公司 | Self-learning valve controller and control method |
| CN114593256B (en) * | 2022-03-22 | 2024-06-25 | 杭州老板电器股份有限公司 | Control method of power distribution valve, power distribution valve and central range hood system |
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| JP2001147721A (en) * | 1999-11-22 | 2001-05-29 | Ace:Kk | Method for controlling open/close of pneumatically driven fluid control valve and air pressure controller |
| CN101852661A (en) * | 2009-03-31 | 2010-10-06 | 项美根 | Valve torque continuous test device and test method thereof |
| CN101963374A (en) * | 2010-10-27 | 2011-02-02 | 孔祥懿 | Central heating system and heating method |
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| CN108869860A (en) | 2018-11-23 |
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Address after: 250101 8th floor, Huantong building, 1257 Tianchen Road, high tech Zone, Jinan City, Shandong Province Patentee after: Shandong pusai Communication Technology Co.,Ltd. Address before: 250101 4 floor, South Tower, overseas Pioneer Park, 2766 Yingxiu Road, Ji'nan High-tech Zone, Shandong Patentee before: JINAN PUSAI COMMUNICATIONS TECHNOLOGY Co.,Ltd. |
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Denomination of invention: An opening control system and control method of intelligent temperature control valve Effective date of registration: 20211125 Granted publication date: 20191220 Pledgee: Ji'nan rural commercial bank Limited by Share Ltd. high tech branch Pledgor: Shandong pusai Communication Technology Co.,Ltd. Registration number: Y2021980013241 |
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Date of cancellation: 20230220 Granted publication date: 20191220 Pledgee: Ji'nan rural commercial bank Limited by Share Ltd. high tech branch Pledgor: Shandong pusai Communication Technology Co.,Ltd. Registration number: Y2021980013241 |