CN106482349A - A kind of gas heater secondary pressure intelligent adjusting method and system - Google Patents
A kind of gas heater secondary pressure intelligent adjusting method and system Download PDFInfo
- Publication number
- CN106482349A CN106482349A CN201510548256.0A CN201510548256A CN106482349A CN 106482349 A CN106482349 A CN 106482349A CN 201510548256 A CN201510548256 A CN 201510548256A CN 106482349 A CN106482349 A CN 106482349A
- Authority
- CN
- China
- Prior art keywords
- secondary pressure
- pressure
- adjusting means
- gas heater
- proportioning valve
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Abstract
The present invention relates to a kind of gas heater secondary pressure intelligent adjusting method and system, methods described step following steps one, into the proportioning valve of gas heater, it is passed through compressed air；Pressure at step 2, detection ratio valve air gate, this pressure is compared with setting secondary pressure, automatically adjusts the aperture of proportioning valve according to this pressure and the comparative result setting secondary pressure；Step 3, until described detection pressure meet set secondary pressure.Secondary pressure control method and regulating system of the present invention, substitutes natural gas with compressed air and carries out secondary pressure and automatically set, being capable of reduces cost, it is to avoid the waste of natural gas is moreover it is possible to greatly improve safety；Enable the automatic setting of secondary pressure, improve automaticity, without staff's manual adjustment, save labour turnover, greatly improve production efficiency；The secondary pressure of quick, simple, the accurate regulating gas water heater of energy.
Description
Technical field
The present invention relates to field of water heaters, especially a kind of gas heater secondary pressure intelligent adjusting method and system.
Background technology
The secondary pressure of gas heater refers to the gaseous-pressure after machine internal passing ratio valve adjustment, is to determine gas and hot water
The important indicator of device performance.Before production of machinery completes to dispatch from the factory or when keeping in repair, need secondary pressure detection is set.Secondary pressure
Measuring method is one pressure tap of increase on proportional valve member, flexible pipe is connected in pressure tap, then a termination of flexible pipe
On tosimeter, know secondary pressure by reading the reading on tosimeter；As needed to adjust, then to manually adjust
Potentiometer on machine internal control computer board, changes the current control ratio valve opening of input proportioning valve, to adjust and to reach
To required secondary pressure.Before secondary pressure measurement sets, need, by machine water flowing, logical combustion gas, energising, to make combustion gas
Water heater is in running order.
The problem so existing：1st, the method adjusting secondary pressure too loaded down with trivial details it is necessary to by machine water flowing, logical combustion gas,
Energising, makes gas heater in running order, opens shell, manually set dial-up state and adjust computer board potentiometer,
Efficiency is low, affects productive temp, and it is larger to manually set error；2nd, natural gas belongs to inflammable gas, there is safety hidden
Suffer from.
The patent of application number 201310250923.8 discloses a kind of fuel gas of fuel gas water heater secondary pressure detection adjusting means
And method, it is unable to real-time detection for solving general gas water heater gas secondary pressure, during regulating gas secondary pressure size
Need to open water heater face-piece, design the problems such as process is loaded down with trivial details.Fuel gas of fuel gas water heater secondary pressure detects adjusting means
Including controller, proportioning valve and the allotter being connected with described proportioning valve, at the gas outlet of described proportioning valve or gas outlet
It is provided with pressure transducer, the gas secondary pressure of controller reception pressure transducer detection simultaneously will in the blast tube at rear portion
Pressure value is shown on display screen；It is additionally provided with adjusting key, controller controls ratio according to the Regulate signal adjusting key input
Valve regulation gas secondary pressure value.But secondary pressure before dispatching from the factory or in maintenance for the machine sets and needs for carrying out manually,
Also need for connecting natural gas and making machine burning work, not improve production efficiency and safety.
Given this present invention is proposed.
Content of the invention
The purpose of the present invention be overcome the deficiencies in the prior art, provide a kind of gas heater secondary pressure intelligent adjusting method and
System, realizes secondary pressure and automatically adjusts, improve production efficiency, replaces combustion gas with compressed air, improves safety.
In order to realize this purpose, the present invention adopts the following technical scheme that：A kind of secondary pressure intelligent adjusting method of gas heater,
It is characterized in that：Step is as follows：Step one, into the proportioning valve of gas heater, it is passed through compressed air；Step 2, inspection
Pressure at survey ratio valve air gate, this pressure is compared with setting secondary pressure, according to this pressure and the secondary pressure of setting
Comparative result automatically adjust the aperture of proportioning valve；Step 3, until described detection pressure meet set secondary pressure.
In step 2, pressure transmission will be detected to secondary pressure adjusting means, secondary pressure adjusting means receives described detection pressure
Afterwards the secondary pressure of setting of this detection pressure and its internal setting is compared, and according to result output regulation signal, changes
The aperture of proportioning valve.
In step 2, detection pressure is transmitted to secondary pressure adjusting means by the master control borad of gas heater, secondary pressure is adjusted
Regulate signal is transmitted the input current changing proportioning valve to the master control borad of gas heater and is changed opening of proportioning valve by regulating device
Degree.
In step one, need the secondary pressure of setting of secondary pressure setting device is initialized.
Described initialization procedure is：Secondary pressure adjusting means memory storage is multiple to set secondary pressure, and secondary pressure adjusting means connects
To after gas heater, the secondary pressure of corresponding setting is transferred according to the model of gas heater, or to secondary pressure adjusting means
The model of input gas heater is corresponding to set secondary pressure.
Described set secondary press as set point P1～P2, wherein P1 is the minima of set point, and P2 is to set
The maximum of scope, when detecting that pressure is more than P2, turns ratio valve opening down automatically；When detecting that pressure is less than P1,
Automatically tune up ratio valve opening.
In step 3, after described detection pressure satisfaction sets secondary pressure, secondary pressure adjusting means sends and represents what regulation terminated
Prompting, automatically disconnects the connection with gas heater, and automatically disconnects being passed through of compressed air after preferably regulation terminates.
Including secondary pressure adjusting means, proportioning valve, pressure tester and compressed air access equipment, compressed air access equipment
It is connected with proportioning valve import, pressure tester and ratio valve outlet port connect, pressure tester and proportioning valve are adjusted with secondary pressure respectively
Device direct or indirect connection.
Described pressure tester and proportioning valve are respectively provided with the communication interface that connecting secondary presses adjusting means, described pressure measurement dress
Put with proportioning valve respectively by described communication interface and the pluggable connection of adjusting means of secondary pressure.
Described secondary pressure intelligent regulating system also includes the master control borad of gas heater, and described proportioning valve is connected with master control borad,
Described pressure tester is connected with master control borad, and master control borad is provided with the communication interface pressing adjusting means for connecting secondary, secondary
Pressure adjusting means and master control borad pass through the pluggable connection of this communication interface.
After technical solutions according to the invention, bring following beneficial effect：
1st, present invention compressed air substitutes natural gas and carries out secondary pressure and automatically set, being capable of reduces cost, it is to avoid natural
The waste of gas is moreover it is possible to greatly improve safety.
2nd, the present invention enables the automatic setting of secondary pressure, improves automaticity, without staff's manual adjustment,
Save labour turnover, greatly improve production efficiency.
3rd, the present invention can quick, simple, accurate regulating gas water heater secondary pressure.
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is described in further detail.
Brief description
Fig. 1：Gas heater of the present invention secondary pressure intelligent adjusting method flow chart
Fig. 2：Gas heater of the present invention secondary pressure intelligent regulating system connection figure
Fig. 3：Gas heater of the present invention secondary pressure intelligent regulating system connection figure
Wherein：1st, gas heater, 2, master control borad, 3, proportioning valve, 4, pressure tester, 5, secondary pressure adjust dress
Put, 6, communication interface.
Specific embodiment
A kind of secondary pressure intelligent adjusting method of gas heater of the present invention, as shown in figure 1, step is as follows：
Step one, into the proportioning valve of gas heater, it is passed through compressed air；Described compressed air is using specified with natural gas
Pressure identical compressed air, the pressure of compressed air is 2000Pa, replaces natural gas using compressed air, first
First being capable of reduces cost, it is to avoid the waste of natural gas is additionally it is possible to improve safety.
Pressure at step 2, detection ratio valve air gate, this pressure is compared with setting secondary pressure, according to this pressure
Power automatically adjusts the aperture of proportioning valve with the comparative result setting secondary pressure；Using the aperture automatically adjusting proportioning valve, improve
Automaticity, without staff's manual adjustment, saves labour turnover, greatly improves production efficiency.
Step 3, until described detection pressure meet set secondary pressure.
The secondary pressure adjusting water heater using above-mentioned steps is quick, simple, accurate.
Secondary pressure adjusting means is set, internal setting controller, setting in controller sets secondary pressure, in step 2, will
Detection pressure transmission to secondary pressure adjusting means, secondary pressure adjusting means receive after described detection pressure by this detection pressure with
The secondary pressure of setting of its internal setting is compared, and according to result output regulation signal, changes the aperture of proportioning valve.When
When detection pressure is more than setting pressure or adds measuring pressure beyond setting pressure certain value, secondary pressure adjusting means sends to be turned down
The signal of ratio valve opening, controls the input current of proportioning valve to reduce, automatically turns ratio valve opening down；When detection pressure is little
When setting pressure or add measuring pressure less than setting pressure certain value, secondary pressure adjusting means sends scaling up valve opening
Signal, control proportioning valve input current increase, automatically tune up ratio valve opening.
As shown in figure 3, secondary pressure adjusting means can be directly connected with proportioning valve and pressure tester, examined according to pressure tester
The pressure surveyed automatically adjusts the aperture of proportioning valve, and pressure tester is transferred directly to secondary pressure after recording the pressure of ratio valve outlet port
Adjusting means, secondary pressure adjusting means will be secondary with the setting of its internal setting for this detection pressure after receiving described detection pressure
Pressure is compared, and according to result output regulation signal, directly controls the input current of proportioning valve thus controlling proportioning valve
Aperture.In the case of this kind, proportioning valve and pressure tester need setting and the secondary communication interface pressing adjusting means to be connected, and need
When adjusting secondary pressure, secondary pressure adjusting means is directly connected on proportioning valve and pressure tester, gas heater is entered
The secondary pressure of row is adjusted.
As shown in Fig. 2 secondary pressure adjusting means can also pass through master control borad and proportioning valve and the pressure tester of gas heater
Connect, the aperture of proportioning valve automatically adjusted according to the pressure of pressure tester detection, pressure tester and proportioning valve respectively with hot water
The master control borad of device connects, and pressure tester is transferred to the master control borad of gas heater after recording the pressure of ratio valve outlet port, pass through
The master control borad of gas heater transmits to secondary pressure adjusting means, and secondary pressure adjusting means should after receiving described detection pressure
Detection pressure is compared with the secondary pressure of setting of its internal setting, and according to result output regulation signal, secondary pressure is adjusted
Regulate signal is transmitted to the master control borad of gas heater by device, and master control borad changes the input electricity of proportioning valve according to Regulate signal
Stream changes the aperture of proportioning valve.The communication being connected with secondary pressure adjusting means only need to be arranged in the case of this kind on master control borad connect
Mouthful, when needing to adjust secondary pressure, secondary pressure adjusting means is directly connected on master control borad, two are carried out to gas heater
Secondary pressure is adjusted.
In step one, need the secondary pressure of setting of secondary pressure setting device is initialized.
Described initialization procedure is：Secondary pressure adjusting means memory storage is multiple to set secondary pressure, and secondary pressure adjusting means connects
To after gas heater, the secondary pressure of corresponding setting is transferred according to the model of gas heater, secondary pressure adjusting means is connected to
Transfer the information of storage on master control borad after on the master control borad of gas heater, judge the model of this gas heater, Yi Zhongxing
Number gas heater correspond to secondary accordingly pressure, secondary pressure adjusting means adjusts dress according to the model of water heater in secondary pressure
Put inside and transfer the secondary pressure of corresponding setting, this kind of situation next one secondary pressure adjusting means can use various gas hot water
The secondary pressure of device is adjusted, as long as secondary pressure adjusting means storage inside has the secondary pressure of the setting of this kind of gas heater, and just energy is right
This water heater carries out secondary pressure and accurately adjusts.
Or described initialization procedure is：Secondary pressure adjusting means is provided with input unit, and staff can arrange this kind manually
Model gas heater is corresponding to set secondary pressure, when the gas heater of a certain model being carried out with secondary pressure adjusting, to
The secondary pressure of the corresponding setting of model that secondary pressure adjusting means inputs this kind of gas heater is so that it may realize this water heater is entered
The secondary pressure of row is accurately adjusted.This kind of situation next one secondary pressure adjusting means can use the secondary pressure of all gas heaters
Adjust.
Again or, secondary pressure adjusting means correspondings with the model of gas heater, secondary press adjusting means in be only stored with this
Plant the secondary pressure of setting of the gas heater of model, when the gas heater of this model carries out secondary pressure regulation, from corresponding
Secondary pressure adjusting means.
Described set secondary press as set point P1～P2, wherein P1 is the minima of set point, and P2 is to set
The maximum of scope, when detecting that pressure is more than P2, turns ratio valve opening down automatically；When detecting that pressure is less than P1,
Automatically tune up ratio valve opening.
In step 3, after described detection pressure satisfaction sets secondary pressure, secondary pressure adjusting means sends and represents what regulation terminated
Prompting, preferably adjusts the connection automatically disconnecting after terminating with gas heater, and automatic disconnects being passed through into of compressed air
Step realizes the whole automatization adjusting process.
As shown in Figure 2 and Figure 3, the regulating system of a kind of use said method of the present invention, adjusts dress including secondary pressure
Put 5, proportioning valve 3, pressure tester 4 and compressed air access equipment 5, compressed air access equipment 5 and proportioning valve 3
Import connects, and pressure tester 4 is connected with proportioning valve 3 outlet, and pressure tester 4 and proportioning valve 3 are adjusted with secondary pressure respectively
Device 5 direct or indirect connection.
Pressure tester 4 and proportioning valve 3 are directly connected to secondary pressure adjusting means 5 respectively, described pressure tester 4 and ratio
Valve 3 is respectively provided with the communication interface 6 that connecting secondary presses adjusting means 5, and described pressure tester and proportioning valve lead to respectively
Cross described communication interface and the pluggable connection of adjusting means of secondary pressure.
Pressure tester 4 and proportioning valve 3 are indirectly connected with secondary pressure adjusting means 5 respectively, and described regulating system also includes firing
The master control borad 2 of gas water heater, pressure tester 4 and proportioning valve 3 pass through master control borad 2 with secondary pressure adjusting means 5 even respectively
Connect, described proportioning valve 3 is connected with master control borad 2, described pressure tester 4 is connected with master control borad 2, and master control borad 2 is provided with
Press the communication interface 6 of adjusting means 5 for connecting secondary, secondary pressure adjusting means can by this communication interface with master control borad
Plug connects.
Secondary pressure control method of the present invention and regulating system, substitute natural gas and carry out secondary pressure automatically with compressed air
Set, being capable of reduces cost, it is to avoid the waste of natural gas is moreover it is possible to greatly improve safety；Enable the automatic of secondary pressure
Setting, improves automaticity, without staff's manual adjustment, saves labour turnover, greatly improve production efficiency；
The secondary pressure of quick, simple, the accurate regulating gas water heater of energy.
The foregoing is only the preferred embodiment of the present invention it is noted that for the ordinary skill in the art,
Without departing from the principles of the present invention, various deformation and improvement can also be made, this also should be considered as the protection of the present invention
Scope.
Claims (10)
1. a kind of gas heater secondary pressure intelligent adjusting method it is characterised in that：Step is as follows：
Step one, into the proportioning valve of gas heater, it is passed through compressed air；
Pressure at step 2, detection ratio valve air gate, this pressure is compared with setting secondary pressure, according to this pressure
Power automatically adjusts the aperture of proportioning valve with the comparative result setting secondary pressure；
Step 3, until described detection pressure meet set secondary pressure.
2. a kind of gas heater according to claim 1 secondary pressure intelligent adjusting method it is characterised in that：Step
In rapid two, pressure transmission will be detected to secondary pressure adjusting means, secondary pressure adjusting means should after receiving described detection pressure
Detection pressure is compared with the secondary pressure of setting of its internal setting, and according to result output regulation signal, changes proportioning valve
Aperture.
3. a kind of gas heater according to claim 1 and 2 secondary pressure intelligent adjusting method it is characterised in that：
In step 2, detection pressure is transmitted to secondary pressure adjusting means by the master control borad of gas heater, secondary pressure adjusts dress
Put and Regulate signal is transmitted the aperture that the input current changing proportioning valve to the master control borad of gas heater changes proportioning valve.
4., according to a kind of arbitrary described gas heater secondary pressure intelligent adjusting method of claim 1-3, its feature exists
In：In step one, need the secondary pressure of setting of secondary pressure setting device is initialized.
5. a kind of gas heater according to claim 4 secondary pressure intelligent adjusting method it is characterised in that：Institute
Stating initialization procedure is：Secondary pressure adjusting means memory storage is multiple to set secondary pressure, and secondary pressure adjusting means is connected to combustion gas
After water heater, the secondary pressure of corresponding setting is transferred according to the model of gas heater, or to secondary pressure adjusting means input combustion
The model of gas water heater is corresponding to set secondary pressure.
6., according to a kind of arbitrary described gas heater secondary pressure intelligent adjusting method of claim 1-5, its feature exists
In：Described set secondary press as set point P1～P2, wherein P1 is the minima of set point, and P2 is to set
The maximum of scope, when detecting that pressure is more than P2, turns ratio valve opening down automatically；When detecting that pressure is less than P1,
Automatically tune up ratio valve opening.
7., according to a kind of arbitrary described gas heater secondary pressure intelligent adjusting method of claim 1-6, its feature exists
In：In step 3, after described detection pressure satisfaction sets secondary pressure, secondary pressure adjusting means sends and represents what regulation terminated
Prompting, preferably adjusts and automatically disconnects being passed through of compressed air after terminating, and further preferably automatically disconnects the connection with gas heater.
8. a kind of usage right require the arbitrary described secondary pressure intelligent adjusting method of 1-7 regulating system it is characterised in that：
Including secondary pressure adjusting means, proportioning valve, pressure tester and compressed air access equipment, compressed air access equipment with than
Example valve import connects, the connection of pressure tester and ratio valve outlet port, pressure tester and proportioning valve respectively with secondary pressure adjusting means
Direct or indirect connection.
9. according to claim 8 secondary pressure intelligent regulating system it is characterised in that：Described pressure tester and ratio
Example valve is respectively provided with the communication interface that connecting secondary presses adjusting means, and described pressure tester and proportioning valve pass through institute respectively
State communication interface and the pluggable connection of adjusting means of secondary pressure.
10. according to claim 8 secondary pressure intelligent regulating system it is characterised in that：Also include gas heater
Master control borad, described proportioning valve is connected with master control borad, and described pressure tester is connected with master control borad, master control borad be provided with for
Connecting secondary presses the communication interface of adjusting means, and secondary pressure adjusting means passes through the pluggable company of this communication interface with master control borad
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510548256.0A CN106482349B (en) | 2015-08-31 | 2015-08-31 | Secondary pressure intelligent adjusting method and system for gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510548256.0A CN106482349B (en) | 2015-08-31 | 2015-08-31 | Secondary pressure intelligent adjusting method and system for gas water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106482349A true CN106482349A (en) | 2017-03-08 |
| CN106482349B CN106482349B (en) | 2020-01-10 |
Family
ID=58236402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510548256.0A Active CN106482349B (en) | 2015-08-31 | 2015-08-31 | Secondary pressure intelligent adjusting method and system for gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106482349B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711333A (en) * | 2018-07-12 | 2018-10-26 | 广东万家乐燃气具有限公司 | A kind of secondary pressure analoging detecting device of gas heater and method |
| CN109028593A (en) * | 2018-06-01 | 2018-12-18 | 广东万和热能科技有限公司 | Gas-heating water heater air/fuel ratio control method, device and gas-heating water heater |
| CN109099593A (en) * | 2018-08-15 | 2018-12-28 | 中山市铧禧电子科技有限公司 | A kind of wall-hung boiler of man-machine interconnection adjusts machine device automatically and adjusts machine method |
| CN109237115A (en) * | 2017-07-10 | 2019-01-18 | 青岛经济技术开发区海尔热水器有限公司 | Proportioning valve working range adaptive regulation method and gas heater |
| CN109612720A (en) * | 2018-12-28 | 2019-04-12 | 中山市万合检测设备开发有限公司 | A kind of minimum secondary automatic commissioning device of pressure of gas ratio valve |
| CN109724237A (en) * | 2017-10-30 | 2019-05-07 | 青岛经济技术开发区海尔热水器有限公司 | A kind of secondary pressure method of adjustment of gas heater and gas heater |
| CN109724258A (en) * | 2017-10-30 | 2019-05-07 | 青岛经济技术开发区海尔热水器有限公司 | The secondary pressure adjusting method of gas heater and gas heater |
| CN110926032A (en) * | 2019-11-01 | 2020-03-27 | 华帝股份有限公司 | Fan air volume adjusting method for gas water heater and gas water heater |
| CN111609562A (en) * | 2020-05-19 | 2020-09-01 | 青岛经济技术开发区海尔热水器有限公司 | Secondary pressure adjusting system and method for gas water heater and gas water heater |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2802365Y (en) * | 2005-04-30 | 2006-08-02 | 海尔集团公司 | Adjustable air inflow type gas water heater |
| CN2802491Y (en) * | 2005-07-05 | 2006-08-02 | 博益(天津)气动技术研究所有限公司 | Integral testing system for gas water heater |
| CN102080734A (en) * | 2010-12-07 | 2011-06-01 | 广东万家乐燃气具有限公司 | Method and device for handling adjusting return difference of permanent magnet dynamic gas proportional valve used for gas water heater |
| JP2012225554A (en) * | 2011-04-19 | 2012-11-15 | Yazaki Corp | Device and method for deciding gas state, and trigger signal generation device |
| CN103439125A (en) * | 2013-06-26 | 2013-12-11 | 安徽中科智能高技术有限责任公司 | Device and method for detecting pressure regulation performance of gas pressure regulator |
| CN104236108A (en) * | 2013-06-21 | 2014-12-24 | 青岛经济技术开发区海尔热水器有限公司 | Gas secondary pressure detecting and adjusting device and method of gas water heater |
| CN104422141A (en) * | 2013-09-02 | 2015-03-18 | 海尔集团公司 | Method for controlling gas water heater adaptable to different altitudes |
| CN204255665U (en) * | 2014-10-13 | 2015-04-08 | 太仓越华精密机械配件有限公司 | A kind of gas heater test board |
-
2015
- 2015-08-31 CN CN201510548256.0A patent/CN106482349B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2802365Y (en) * | 2005-04-30 | 2006-08-02 | 海尔集团公司 | Adjustable air inflow type gas water heater |
| CN2802491Y (en) * | 2005-07-05 | 2006-08-02 | 博益(天津)气动技术研究所有限公司 | Integral testing system for gas water heater |
| CN102080734A (en) * | 2010-12-07 | 2011-06-01 | 广东万家乐燃气具有限公司 | Method and device for handling adjusting return difference of permanent magnet dynamic gas proportional valve used for gas water heater |
| JP2012225554A (en) * | 2011-04-19 | 2012-11-15 | Yazaki Corp | Device and method for deciding gas state, and trigger signal generation device |
| CN104236108A (en) * | 2013-06-21 | 2014-12-24 | 青岛经济技术开发区海尔热水器有限公司 | Gas secondary pressure detecting and adjusting device and method of gas water heater |
| CN103439125A (en) * | 2013-06-26 | 2013-12-11 | 安徽中科智能高技术有限责任公司 | Device and method for detecting pressure regulation performance of gas pressure regulator |
| CN104422141A (en) * | 2013-09-02 | 2015-03-18 | 海尔集团公司 | Method for controlling gas water heater adaptable to different altitudes |
| CN204255665U (en) * | 2014-10-13 | 2015-04-08 | 太仓越华精密机械配件有限公司 | A kind of gas heater test board |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237115A (en) * | 2017-07-10 | 2019-01-18 | 青岛经济技术开发区海尔热水器有限公司 | Proportioning valve working range adaptive regulation method and gas heater |
| CN109237115B (en) * | 2017-07-10 | 2022-01-18 | 青岛经济技术开发区海尔热水器有限公司 | Adaptive adjustment method for working range of proportional valve and gas water heater |
| CN109724258A (en) * | 2017-10-30 | 2019-05-07 | 青岛经济技术开发区海尔热水器有限公司 | The secondary pressure adjusting method of gas heater and gas heater |
| CN109724237A (en) * | 2017-10-30 | 2019-05-07 | 青岛经济技术开发区海尔热水器有限公司 | A kind of secondary pressure method of adjustment of gas heater and gas heater |
| CN109724237B (en) * | 2017-10-30 | 2022-03-11 | 青岛经济技术开发区海尔热水器有限公司 | Secondary pressure adjusting method for gas water heater and gas water heater |
| CN109028593B (en) * | 2018-06-01 | 2020-09-25 | 广东万和热能科技有限公司 | Air-fuel ratio control method and device for gas heating water heater and gas heating water heater |
| CN109028593A (en) * | 2018-06-01 | 2018-12-18 | 广东万和热能科技有限公司 | Gas-heating water heater air/fuel ratio control method, device and gas-heating water heater |
| CN108711333A (en) * | 2018-07-12 | 2018-10-26 | 广东万家乐燃气具有限公司 | A kind of secondary pressure analoging detecting device of gas heater and method |
| CN108711333B (en) * | 2018-07-12 | 2023-10-20 | 广东万家乐燃气具有限公司 | Device and method for simulating and detecting secondary pressure of gas water heater |
| CN109099593A (en) * | 2018-08-15 | 2018-12-28 | 中山市铧禧电子科技有限公司 | A kind of wall-hung boiler of man-machine interconnection adjusts machine device automatically and adjusts machine method |
| CN109612720A (en) * | 2018-12-28 | 2019-04-12 | 中山市万合检测设备开发有限公司 | A kind of minimum secondary automatic commissioning device of pressure of gas ratio valve |
| CN109612720B (en) * | 2018-12-28 | 2023-12-15 | 中山市万合检测设备开发有限公司 | Automatic debugging equipment for minimum secondary pressure of fuel gas proportional valve |
| CN110926032A (en) * | 2019-11-01 | 2020-03-27 | 华帝股份有限公司 | Fan air volume adjusting method for gas water heater and gas water heater |
| CN110926032B (en) * | 2019-11-01 | 2021-05-18 | 华帝股份有限公司 | Fan air volume adjusting method for gas water heater and gas water heater |
| CN111609562A (en) * | 2020-05-19 | 2020-09-01 | 青岛经济技术开发区海尔热水器有限公司 | Secondary pressure adjusting system and method for gas water heater and gas water heater |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106482349B (en) | 2020-01-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106482349A (en) | A kind of gas heater secondary pressure intelligent adjusting method and system | |
| CN203785083U (en) | Intelligent heat supply system for heat exchange station | |
| CN102095598B (en) | Valve comprehensive test system | |
| CN111878889A (en) | Heat exchange station system capable of reducing fluctuation of flow of heat supply main pipe network | |
| CN204026803U (en) | A kind of thermal power plant unit | |
| CN104232846A (en) | System and method for supplying steam to RH refining furnace | |
| CN204678482U (en) | Heat supply network automatic control system | |
| CN203901549U (en) | Intelligent control system of internal mixer | |
| CN117490118A (en) | Intelligent hydraulic balance heating system based on Internet of things | |
| CN208966265U (en) | Wellhead assembly is opened between gas well automation | |
| CN103954381A (en) | Calorimeter durability test device | |
| CN203980439U (en) | Heat measuring system auto hydraulic balance control device | |
| CN103308212A (en) | Temperature testing system for instant water heater | |
| CN104949092A (en) | Multi-boiler system capable of automatic control and control method thereof | |
| CN109724258A (en) | The secondary pressure adjusting method of gas heater and gas heater | |
| CN211503001U (en) | Heating flow control system | |
| CN207881105U (en) | Dynamic two temperature balance electric regulating valve | |
| CN204753703U (en) | Frequency constant -voltage water supply device | |
| CN205191222U (en) | Steam conduit voltage regulator device | |
| CN205837872U (en) | One grows tobacco with leaf thread material feeding machine hot air duct temperature control equipment | |
| CN201501069U (en) | Hot plate temperature control device of plate vulcanizing machine | |
| CN204437718U (en) | A kind of main steam header road voltage stabilizing leak detection system | |
| CN203797856U (en) | Indoor constant-temperature constant-humidity system | |
| CN203101922U (en) | Valve in paper woven fabric afterfinish boiler temperature control system | |
| CN204494907U (en) | Integral type collector device in earth-source hot-pump system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201117 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO ECONOMIC DEVELOPMENT ZONE HAIER WATER HEATER Co.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: QINGDAO ECONOMIC DEVELOPMENT ZONE HAIER WATER HEATER Co.,Ltd. |