CN106871447B - The control method of gas-heating water heater parallel system - Google Patents
The control method of gas-heating water heater parallel system Download PDFInfo
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- CN106871447B CN106871447B CN201710022115.4A CN201710022115A CN106871447B CN 106871447 B CN106871447 B CN 106871447B CN 201710022115 A CN201710022115 A CN 201710022115A CN 106871447 B CN106871447 B CN 106871447B
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- heating
- burning
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/48—Water heaters for central heating incorporating heaters for domestic water
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
-
- 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
- F24D2200/00—Heat sources or energy sources
- F24D2200/04—Gas or oil fired boiler
- F24D2200/043—More than one gas or oil fired boiler
Abstract
A kind of control method of gas-heating water heater parallel system, comprising the following steps: S1) gas-heating water heater host initialization, and with other gas-heating water heater slave communication connections；S2) at least mode is switched on gas-heating water heater host on demand；S3) judge the size relation of the demand model total leaving water temperature value and set temperature value, and by the size relation of the demand model aflame gas-heating water heater combustion power percentage average value and setting ratio value, and enter step S4；S4 it) selects one to meet the demand model and stops the gas-heating water heater starting burning of burning, or selection one stops burning by the aflame gas-heating water heater of the demand model or switches to another mode in above-mentioned two-mode；S5) terminate.The present invention cooperates with more gas-heating water heater slaves to work at the same time by gas-heating water heater host, and when user's use need to only input demand temperature, simple to operate.
Description
Technical field
The invention belongs to hot water to supply field, and in particular to a kind of control method of gas-heating water heater parallel system.
Background technique
In the prior art, gas-heating water heater 1 has heating mode and bathroom mode, and heating mode is adopted for heating
Warm water, bathroom mode is for heating bathroom water.In use, there is shutdown (OFF) after being powered and be switched in gas-heating water heater 1
(ON) two states.Under (OFF) state of shutdown, the default protective program built in running background；Under (ON) state of booting, into can
Setting state such as selects heating mode or bathroom mode, runs personalization program set by user etc..
When the assembling of gas-heating water heater 1 forms parallel system heat supply, as shown in Figure 1, every gas-heating water heater 1 is all
It is to be worked independently according to the control panel itself carried, the hot water that Cong Getai gas-heating water heater 1 flows out collects in total outlet pipe
Afterwards, then user is flowed to, total outlet pipe is equipped with the total leaving water temperature sensors 2 for detecting total leaving water temperature.Always go out if changed
Coolant-temperature gage, operator must change the temperature of every gas-heating water heater, complicated for operation, inconvenient, consuming time one by one
It is long, and intelligent level is low.In order to overcome these deficiencies, special that the control method of gas-heating water heater parallel system is ground
System.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of control method of gas-heating water heater parallel system,
It can be according to user demand, and intelligent coordinated more gas-heating water heaters work at the same time, simple to operate.
The technical solution used to solve the technical problems of the present invention is that: a kind of control of gas-heating water heater parallel system
Method, comprising the following steps:
S1) start, be powered, the initialization of gas-heating water heater host, and distinguish with other gas-heating water heater slaves
Communication connection；
S2) gas-heating water heater host is at least opened by one of bathroom mode or heating mode as demand model
Machine；
S3) judge the size relation of the demand model total leaving water temperature value and set temperature value, and press the demand model
The size relation of aflame gas-heating water heater combustion power percentage average value and setting ratio value, and enter step
S4；
S4 it) selects one to meet the demand model and stops the gas-heating water heater starting burning of burning, or selection one
Platform stops burning by the aflame gas-heating water heater of the demand model or switches to another mode in above-mentioned two-mode；
S5) terminate, and return step S2.
The present invention cooperates with more gas-heating water heater slaves to work at the same time by gas-heating water heater host, and combustion gas is adopted
Warm water heater host collect each gas-heating water heater slave operational data and total leaving water temperature, according to total leaving water temperature value
With the size relation of set temperature value and aflame gas-heating water heater combustion power percentage average value and setting ratio
The size relation of example value is to need to increase the gas-heating water heater starting combustion for stopping burning by user demand intellectual analysis
It burns, an aflame gas-heating water heater is still made to stop burning, when user's use need to only input demand temperature, grasp
Make simple and convenient.
An example of the present invention is that, for single warm formula gas-heating water heater, the step S2 includes judging gas-heating
Whether water heater host is switched on, if then entering step S3, if otherwise continuing to judge whether gas-heating water heater host is switched on.
An example of the present invention is, for dual-purpose gas-heating water heater, the step S2 includes
S21) judge whether gas-heating water heater host is switched on, if then entering step S23, if otherwise entering step
S22；
S22 all gas-heating water heaters) are disposed as the demand model, and return step S21；
S23 the whether non-demand model of all gas-heating water heaters) is judged, if then scanning all stopping burnings
Gas-heating water heater searches accumulative burning time shortest gas-heating water heater from its feedback information, sets it to this
Demand model enters back into step S4, if otherwise entering step S3.
All gas-heating water heaters are disposed as same mode before the booting of gas-heating water heater host, are facilitated
The control program for simplifying gas-heating water heater parallel system avoids influencing program execution because two kinds of different modes interfere with each other
Accuracy.
An example of the present invention is that the step S3 includes
S31 whether) judge the total leaving water temperature of the demand model not up to set temperature, if then entering step S33, if not into
Enter step S32；
S32) judge whether the total leaving water temperature of the demand model is higher than set temperature, if then entering step S34, if otherwise
Return step S31；
S33) judge that all to meet the demand model and aflame gas-heating water heater combustion power percentage average
Whether value is higher than setting ratio value, if then entering step S4, if otherwise entering step S5；
S34) judge that all to meet the demand model and aflame gas-heating water heater combustion power percentage average
Whether value is lower than setting ratio value, if then entering step S4, if otherwise entering step S5.
An example of the present invention is, before the step S32 enters step S4, first judges all to meet the demand model and combustion
Gas-heating water heater combustion power percentage average value in burning is higher than whether continuously holding time for setting ratio value is greater than
Default waiting time value, if then entering step S4, if otherwise entering step S5；
Before the step S34 enters step S4, first meet the demand model and aflame gas-heating heat according to all
The corresponding latency value of water furnace combustion power percentage mean value calculation, then judge all meet in the demand model and burning
Gas-heating water heater combustion power percentage average value lower than setting ratio value continuously holding time whether be greater than this etc.
To time value, if then entering step S4, if otherwise entering step S5.
By be arranged latency value, facilitate confirm gas-heating water heater burning be in stable state, avoid because
It deflagrates unstable and causes the fluctuation of combustion power percentage average value, and cause to execute mistake.
An example of the present invention is that the step S4 includes
S41 all gas-heating water heaters for meeting the demand model and stopping burning) being scanned, are searched from its feedback information
Accumulative burning time shortest gas-heating water heater sets it to starting burning, enters back into step S5；
S42) scanning is all meets the demand model and aflame gas-heating water heater, searches from its feedback information tired
Burning time longest gas-heating water heater is counted, another mould for stopping burning or switching in above-mentioned two-mode is set it to
Formula enters back into step S5.
By the way that each gas-heating water heater can be made according to the opening and closing for adding up burning time control gas-heating water heater
Utilization rate is rationalized, and the service life for ensureing gas-heating water heater is facilitated, and avoids a certain gas-heating water heater for a long time
It works and damages.
An example of the present invention is that the step S5 includes
S51 all aflame gas-heating water heaters) are scanned, it is longest to search accumulative burning time from its feedback information
Gas-heating water heater is set to A；
S52 all gas-heating water heaters for stopping burning) being scanned, it is most short to search accumulative burning time from its feedback information
Gas-heating water heater, be set to B；
S53) judge the accumulative burning time of the accumulative burning time ratio B of A whether be more than setting accumulative burning time it is poor
Value, if then entering step S54, if otherwise return step S2；
S54) A stops burning, B starting burning, return step S2.
When EP (end of program), force that each combustion gas can be made according to the opening and closing for adding up burning time control gas-heating water heater
The utilization rate of water heater for heating is rationalized, and facilitates the service life for ensureing gas-heating water heater, avoids a certain gas-heating
Water heater works long hours and damages.
The above various examples both can also respectively be shown separately as one embodiment under the premise of guaranteeing reconcilable
Example any combination constitutes combined type embodiment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing gas-heating water heater parallel system；
Fig. 2 is the control method flow diagram of the embodiment of the present invention one；
Fig. 3 is the control method flow diagram of the embodiment of the present invention two.
Specific embodiment
The gas-heating water heater parallel system of the present embodiment includes several gas-heatings being connected in parallel in total outlet pipe
Water heater, each gas-heating water heater are also separately installed with communication board other than being respectively equipped with control panel and display board.
In each gas-heating water heater, communication board is communicated using serial ports and display board, obtains gas-heating heat
The working condition of water furnace and operational order is sent to the gas-heating water heater.By each between each gas-heating water heater
From communication board communication with one another, formed gas-heating water heater parallel system.
In use, first passing through setting determines that wherein a gas-heating water heater is host, remaining is gas-heating hot water
Furnace slave, total leaving water temperature sensors are mounted in total outlet pipe and connect with the communication board of gas-heating water heater host, lead to
There are the interfaces connecting with total leaving water temperature sensors on news plate.User is settable whole by operation gas-heating water heater host
The running parameter of a system.Gas-heating water heater host is determined entire by collecting host setting and each slave working condition
The each node working mode of system, and send control instruction by 485 buses and control gas-heating water heater slave, to realize
In the occasion for needing high-power heating, by more gas-heating water heaters, linkage work realizes high-power, stable heating simultaneously
Purpose.
Gas-heating water heater host is responsible for managing the communication process of all gas-heating water heater communication networks, connects simultaneously
The setup parameter for receiving gas-heating water heater host display board is sent to the communication board of other gas-heating water heater slaves.Then
The switch of all gas-heating water heaters is controlled according to the temperature value that gas-heating water heater host display board is set.
Gas-heating water heater slave with gas-heating water heater host after correctly communicating, according to gas-heating water heater
Host command switchs gas-heating water heater, the heating set temperature and mode of synchronous gas-heating water heater host；While to
Gas-heating water heater host reports the data such as gas-heating water heater burning time, combustion power percentage.
Embodiment one (single warm formula gas-heating water heater)
Below with single warm formula gas-heating water heater, default waiting time value is 5min, and heating mode (adopt by single warm formula combustion gas
Warm water heater only has heating mode, therefore the demand mode is only capable of as heating mode) set temperature value of total leaving water temperature is 40
DEG C, gas-heating water heater combustion power percentage setting ratio value be 50%, the accumulative burning time difference set as 72h,
Illustrate this control method, as shown in Fig. 2, it the following steps are included:
S1) start, be powered, the initialization of gas-heating water heater host, and distinguish with other gas-heating water heater slaves
Communication connection.By the selected wherein gas-heating water heater of the step as host, other gas-heating water heater conducts
Slave.
S2) gas-heating water heater host is heating mode, judges whether it is switched on, if then entering step S3, if not
Then continue to judge whether it is switched on.
S3) judge the total leaving water temperature value of heating mode and the combustion gas in 40 DEG C of size relation and heating mode combustion
Water heater for heating combustion power percentage average value and 50% size relation, and enter step S4.Step S3 is specifically included:
S31) judge that the total leaving water temperature of heating mode whether not up to 40 DEG C, if then entering step S33, enters step S32 if not；S32)
Judge whether the total leaving water temperature of heating mode is higher than 40 DEG C, if then entering step S34, if otherwise return step S31；S33) sentence
Whether the gas-heating water heater combustion power percentage average value to break in all heating mode combustions is higher than 50%, if then into
Enter step S4, if otherwise entering step S5；S34) judge the gas-heating water heater combustion power in all heating mode combustions
Whether percentage average value is lower than 50%, if then entering step S4, if otherwise entering step S5.
Before step S32 enters step S4, the gas-heating water heater combustion power in all heating mode combustions is first judged
Whether percentage average value continuously holding time higher than 50% is greater than 5min, if then entering step S4, if otherwise entering step
S5；Before step S34 enters step S4, first according to the gas-heating water heater combustion power percentage in all heating mode combustions
The corresponding latency value of mean value calculation, then judge the gas-heating water heater combustion power hundred in all heating mode combustions
Divide and whether is greater than waiting time value lower than continuously holding time for setting ratio value than average value, if then entering step S4,
If otherwise entering step S5.
S4 it) selects a heating mode and stops the gas-heating water heater starting burning of burning, or one heating of selection
Gas-heating water heater in mode combustion stops burning.Step S4 is specifically included: S41) scanning all heating modes and stopping
The gas-heating water heater of burning is searched accumulative burning time shortest gas-heating water heater from its feedback information, is set
It is set to starting burning, enters back into step S5；S42 all heating modes and aflame gas-heating water heater) are scanned, it is anti-from it
Feedforward information searches accumulative burning time longest gas-heating water heater, sets it to stopping burning, enters back into step S5.
S5) terminate, and return step S2.Step S5 is specifically included: S51) scanning all aflame gas-heating hot water
Furnace searches accumulative burning time longest gas-heating water heater from its feedback information, is set to A；S52 all stop) is scanned
The gas-heating water heater only to burn searches accumulative burning time shortest gas-heating water heater from its feedback information, by it
It is set to B；S53) judge whether the accumulative burning time of the accumulative burning time ratio B of A is more than 72h, if then entering step S54,
If otherwise return step S2；S54) A stops burning, B starting burning, return step S2.
As shown in Fig. 2, host refers to that gas-heating water heater host, slave refer to gas-heating water heater slave, machine in figure
Refer to gas-heating water heater.
Embodiment two (dual-purpose gas-heating water heater)
Below with dual-purpose gas-heating water heater (existing heating mode, also there is bathroom mode), default waiting time value is
5min, the set temperature value of the total leaving water temperature of heating mode are 40 DEG C, and gas-heating water heater combustion power percentage sets ratio
Example value is 50%, and the accumulative burning time difference set illustrates this control method as 72h.
Since there are two types of operating mode (heating mode and bathroom modes) for dual-purpose gas-heating water heater tool, in step
To unify the operating mode of gas-heating water heater in 2, at the same to avoid operating mode because of all gas-heating water heaters with
Demand model mutually leads to not meet user demand instead.As shown in figure 3, it the following steps are included:
S1) start, be powered, the initialization of gas-heating water heater host, and distinguish with other gas-heating water heater slaves
Communication connection.By the selected wherein gas-heating water heater of the step as host, other gas-heating water heater conducts
Slave.
S2) gas-heating water heater host is switched on.Step S2 is specifically included: S21) judging that gas-heating water heater host is
No booting, if then entering step S23, if otherwise entering step S22；S22) all gas-heating water heaters are disposed as defending
Bath mode, and return step S21；S23) judge whether all gas-heating water heaters are bathroom mode, if then scanning institute
There is the gas-heating water heater for stopping burning, search accumulative burning time shortest gas-heating water heater from its feedback information,
Heating mode is set it to, step S4 is entered back into, if otherwise entering step S3.
S3) judge the total leaving water temperature value of heating mode and the combustion gas in 40 DEG C of size relation and heating mode combustion
Water heater for heating combustion power percentage average value and 50% size relation, and enter step S4.Step S3 is specifically included:
S31) judge that the total leaving water temperature of heating mode whether not up to 40 DEG C, if then entering step S33, enters step S32 if not；S32)
Judge whether the total leaving water temperature of heating mode is higher than 40 DEG C, if then entering step S34, if otherwise return step S31；S33) sentence
Whether the gas-heating water heater combustion power percentage average value to break in all heating mode combustions is higher than 50%, if then into
Enter step S4, if otherwise entering step S5；S34) judge the gas-heating water heater combustion power in all heating mode combustions
Whether percentage average value is lower than 50%, if then entering step S4, if otherwise entering step S5.
Before step S32 enters step S4, the gas-heating water heater combustion power in all heating mode combustions is first judged
Whether percentage average value continuously holding time higher than 50% is greater than 5min, if then entering step S4, if otherwise entering step
S5；Before step S34 enters step S4, first according to the gas-heating water heater combustion power percentage in all heating mode combustions
The corresponding latency value of mean value calculation, then judge the gas-heating water heater combustion power hundred in all heating mode combustions
Divide and whether is greater than waiting time value lower than continuously holding time for setting ratio value than average value, if then entering step S4,
If otherwise entering step S5.
S4 it) selects a heating mode and stops the gas-heating water heater starting burning of burning, or one heating of selection
Gas-heating water heater in mode combustion stops burning or switching bathroom mode.Step S4 is specifically included: S41) scanning is all
Heating mode and the gas-heating water heater for stopping burning searching accumulative burning time shortest gas-heating from its feedback information
Water heater sets it to starting burning, enters back into step S5；S42 all heating modes and aflame gas-heating) are scanned
Water heater searches accumulative burning time longest gas-heating water heater from its feedback information, set it to stopping burning or
Switch bathroom mode, enters back into step S5.
S5) terminate, and return step S2.Step S5 is specifically included: S51) scanning all aflame gas-heating hot water
Furnace searches accumulative burning time longest gas-heating water heater from its feedback information, is set to A；S52 all stop) is scanned
The gas-heating water heater only to burn searches accumulative burning time shortest gas-heating water heater from its feedback information, by it
It is set to B；S53) judge whether the accumulative burning time of the accumulative burning time ratio B of A is more than 72h, if then entering step S54,
If otherwise return step S2；S54) A stops burning, B starting burning, return step S2.
As shown in figure 3, host refers to that gas-heating water heater host, slave refer to gas-heating water heater slave, machine in figure
Refer to gas-heating water heater.
Gas-heating water heater combustion power percentage setting ratio value refers to gas-heating hot water in above-mentioned two embodiment
The setting ratio value of furnace full load power, the setting ratio value is 50% in above-mentioned two embodiment, but user can be according to itself
The setting ratio value is arranged to 40% or 60% etc. by demand.Similarly, the accumulative burning time of the setting is poor in above-mentioned two embodiment
Value is 72h, this can also be added up burning time difference and be arranged to 36h or 48h etc. by user according to self-demand.
Claims (6)
1. a kind of control method of gas-heating water heater parallel system, it is characterised in that the following steps are included:
S1) start, be powered, the initialization of gas-heating water heater host, and communicated respectively with other gas-heating water heater slaves
Connection；
S2) gas-heating water heater host at least presses one of bathroom mode or heating mode and is switched on as demand model；
S3) judge the size relation of the demand model total leaving water temperature value and set temperature value, and burn by the demand model
In gas-heating water heater combustion power percentage average value and setting ratio value size relation, and enter step S4；
S4 it) selects one to meet the demand model and stops the gas-heating water heater starting burning of burning, or selection one is pressed
The aflame gas-heating water heater of the demand model stops burning or switches to another mode in above-mentioned two-mode；
S5) terminate, and return step S2；
Wherein, the step S2 includes
S21) judge whether gas-heating water heater host is switched on, if then entering step S23, if otherwise entering step S22；
S22 all gas-heating water heaters) are disposed as the demand model, and return step S21；
S23 the whether non-demand model of all gas-heating water heaters) is judged, if then scanning all combustion gas for stopping burning
Water heater for heating searches accumulative burning time shortest gas-heating water heater from its feedback information, sets it to the demand
Mode enters back into step S4, if otherwise entering step S3.
2. the control method of gas-heating water heater parallel system according to claim 1, it is characterised in that: the step S2
Including judging whether gas-heating water heater host is switched on, if then entering step S3, if otherwise continuing to judge gas-heating heat
Whether water furnace host is switched on.
3. the control method of gas-heating water heater parallel system according to claim 1, it is characterised in that: the step S3
Including
S31) judge that the total leaving water temperature of the demand model whether not up to set temperature, if then entering step S33, enters step if not
Rapid S32；
S32) judge whether the total leaving water temperature of the demand model is higher than set temperature, if then entering step S34, if otherwise returning
Step S31；
S33) judge all to meet the demand model and aflame gas-heating water heater combustion power percentage average value is
It is no to be higher than setting ratio value, if then entering step S4, if otherwise entering step S5；
S34) judge all to meet the demand model and aflame gas-heating water heater combustion power percentage average value is
It is no to be lower than setting ratio value, if then entering step S4, if otherwise entering step S5.
4. the control method of gas-heating water heater parallel system according to claim 3, it is characterised in that: the step
Before S32 enters step S4, first judge all to meet the demand model and aflame gas-heating water heater combustion power percentage
It is higher than whether continuously holding time for setting ratio value is greater than default waiting time value than average value, if then entering step S4,
If otherwise entering step S5；
Before the step S34 enters step S4, first meet the demand model and aflame gas-heating water heater according to all
The corresponding latency value of combustion power percentage mean value calculation, then judge all to meet the demand model and aflame combustion
Whether gas water heater for heating combustion power percentage average value is lower than setting ratio value when continuously holding time greater than the waiting
Between be worth, if then entering step S4, if otherwise entering step S5.
5. the control method of gas-heating water heater parallel system according to claim 1, it is characterised in that: the step S4
Including
S41 all gas-heating water heaters for meeting the demand model and stopping burning) being scanned, are searched from its feedback information accumulative
Burning time shortest gas-heating water heater sets it to starting burning, enters back into step S5；
S42) scanning is all meets the demand model and aflame gas-heating water heater, searches accumulative combustion from its feedback information
Time longest gas-heating water heater is burnt, another mode for stopping burning or switching in above-mentioned two-mode is set it to,
Enter back into step S5.
6. the control method of gas-heating water heater parallel system according to claim 1, it is characterised in that: the step S5
Including
S51 all aflame gas-heating water heaters) are scanned, search accumulative burning time longest combustion gas from its feedback information
Water heater for heating is set to A；
S52 all gas-heating water heaters for stopping burning) being scanned, search accumulative burning time shortest combustion from its feedback information
Gas water heater for heating, is set to B；
S53) judge whether the accumulative burning time of the accumulative burning time ratio B of A is more than the accumulative burning time difference of setting, if
It is to enter step S54, if otherwise return step S2；
S54) A stops burning, B starting burning, return step S2.
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| CN109386876B (en) * | 2017-08-09 | 2020-11-06 | 中国移动通信有限公司研究院 | Energy-saving control method, device and equipment for self-heating system |
| DE102019108517A1 (en) * | 2019-04-02 | 2020-10-08 | Vaillant Gmbh | Procedure for operating a heating system with multiple occupancy |
| CN111043646B (en) * | 2019-12-12 | 2021-07-13 | 广东万和热能科技有限公司 | Control method and control system for synchronous operation of wall-mounted boiler heating and bathroom |
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