CN108592141A - A kind of complementary heating of combustion pump, hot water supply system and control method - Google Patents
A kind of complementary heating of combustion pump, hot water supply system and control method Download PDFInfo
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- CN108592141A CN108592141A CN201810324246.2A CN201810324246A CN108592141A CN 108592141 A CN108592141 A CN 108592141A CN 201810324246 A CN201810324246 A CN 201810324246A CN 108592141 A CN108592141 A CN 108592141A
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- 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
- F24D12/00—Other central heating systems
- F24D12/02—Other central heating systems having more than one heat source
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1009—Arrangement or mounting of control or safety devices for water heating systems for central heating
- F24D19/1039—Arrangement or mounting of control or safety devices for water heating systems for central heating the system uses a heat pump
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- 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
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- 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
- F24D2200/12—Heat pump
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- 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
- F24D2220/00—Components of central heating installations excluding heat sources
- F24D2220/04—Sensors
- F24D2220/042—Temperature sensors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Steam Or Hot-Water Central Heating Systems (AREA)
Abstract
The present invention relates to a kind of combustions to pump complementary heating, hot water supply system and control method, belongs to technical field of water heaters.The system includes with heating outlet, the gas heating stove that heating is answered back and heating exit, heating are answered back and the internal water tank with upper and lower heat exchanger and outfit heat pump heating system;Lower heat exchanger of the heating outlet priority through heating heater and water tank of gas heating stove is answered back with heating to be connected to, and heating circulation line is constituted;Upper heat exchanger of the heating exit of gas heating stove through water tank is answered back with heating to be connected to, and heat cycles pipeline is constituted;Electric T-shaped valve is housed, the first interface and second interface of electric T-shaped valve are connect with heating heat exchanger and lower heat exchanger respectively, and third interface connects the connecting line that lower heat exchanger is answered back with heating between heating heat exchanger and lower heat exchanger.The present invention makes gas heating stove and Teat pump boiler combine, and learns from other's strong points to offset one's weaknesses, and meets efficient, energy saving, stable the needs of continuing supplying hot water and heating.
Description
Technical field
The present invention relates to a kind of heating and hot water supply system, especially a kind of combustion pump complementation heating, hot water supply system,
Corresponding control method is also related to, technical field of water heaters is belonged to.
Background technology
In recent years, domestic hot water, heating demand increase increasingly, it is desirable that it is also higher and higher, fuel wall hanging formula heating stove by
Step becomes the standard configuration product of domestic households.
However, though burnt gas wall hanging furnace power is big, the heating demand in more rooms can be met simultaneously, cooperation water tank use can also carry
For big flow constant-temperature hot water for uses such as Household shower bath, kitchens, but existing burnt gas wall hanging furnace heats life heat in heating process
Water can interrupt heating, therefore cannot ensure simultaneously for warm supplying hot water;Especially heat supply in winter, which is substantially improved, is easy to cause " gas
It is waste ", it is more difficult to ensure heating effect.
Existing Teat pump boiler has the advantages that energy saving, but Domestic Air Source Heat Pump Water Heater power is smaller, and compared with
The thermal efficiency and stability under low temperature conditions can substantially reduce, therefore be not suitable as continuing the heat source of supplying hot water and heating.
Currently, it has been recognized that the domestic heating of the single energy, hot-water supply system cannot be satisfied it is reliable, efficient and energy saving
Demand, therefore start to put forth effort to study domestic heating, the hot-water supply system of multiple-energy-source combination.
Invention content
It is an object of the invention to:It is proposed that a kind of combustion organically combining heat pump and gas energy pumps complementary heating, hot water
Supply system, to learn from other's strong points to offset one's weaknesses, give full play to combustion heat and heat pump advantage, meet it is efficient, energy saving, stablize continue supplying hot water and
The demand of heating, while providing corresponding control method.
In order to achieve the above object, the complementary heating of combustion of the invention pump, hot water supply system basic technical scheme are:Including
With heating outlet, the gas heating stove that heating is answered back and heating exit, heating are answered back and inside with upper and lower heat exchanger and
It is equipped with the water tank of heat pump heating system;The heating outlet successively lower heat exchange through heating heater and water tank of the gas heating stove
Device is answered back with heating and is connected to, and heating circulation line is constituted;Upper heat exchanger of the heating exit of the gas heating stove through water tank with
Connection of answering back is heated, heat cycles pipeline is constituted;Electric T-shaped valve is housed between the heating heat exchanger and lower heat exchanger, it is described
The first interface and second interface of electric T-shaped valve are connect with heating heat exchanger and lower heat exchanger respectively, and third interface, which connects down, to be changed
The connecting line that hot device is answered back with heating.
As long as in this way, taking the circumstances into consideration the start and stop of control heat pump main frame and accordingly switching electric T-shaped valve, you can supplying on a small quantity
When hot water and heating, worked respectively by heat pump main frame and gas heating stove;And when needing a large amount of hot-water supplies, with gas heating stove
Supplement the heating of heat pump main frame;When appearance " gas is waste " with the heating compensation gas-heating furnace heating of heat pump main frame, to make combustion
Gas heating stove and Teat pump boiler combine, and learn from other's strong points to offset one's weaknesses, and meet efficient, energy saving, stable lasting supplying hot water and heating
Demand.
The present invention further improves:The first and second temperature sensing are respectively set in the lower part and top of the water tank
Device and top are additionally provided with the bimodal sensor for sensing control gas heating stove cyclic heating water tank start and stop, each sensing
The corresponding signal input terminal of intelligent control device in the signal output end difference connection control circuit of device, the intelligent control device
Control signal output connects the controlled end that heat pump main frame, electric T-shaped valve and bimodal sensor switch respectively.
Bimodal sensor is made of the high temperature resistance and temperature detection resistance of controlled switched conductive, the temperature detection resistance of bimodal sensor
It is positioned adjacent at temperature sensor, to ensure when sensing water tank temperature, the temperature close with upper temperature sensor sensing
Or it is consistent.High temperature resistance provides virtual high-temperature temperature information.
On this basis, the various intelligent automatic controls that gas heating stove and Teat pump boiler organically combine may be implemented
System.
Currently preferred control circuit intelligent control device carries out water heating control flow according to the following steps:
The first step, the detectable signal for receiving upper and lower temperature sensor, and bimodal sensor is placed in sensing predetermined high temperature state;
Whether the temperature signal that temperature sensor detects on second step, judgement less than set temperature subtracts first predetermined value or lower temperature
Whether the temperature signal of degree sensor detection less than set temperature subtracts second predetermined value;If otherwise returned to the first step, in this way then
It carries out in next step;
Third step maintains heat pump main frame unlatching;
Whether the temperature signal that temperature sensor detects in the 4th step, judgement less than set temperature subtracts second predetermined value or decline
Whether rate is more than set rate;As otherwise carried out the 8th step;It is in this way then carry out in next step;
5th step, bimodal sensor switch to the conducting of temperature detection resistance, and gas heating stove is allowed to start heating;
Whether the signal that temperature sensor detects in the 6th step, judgement, which is greater than the set value, subtracts first predetermined value;As otherwise returned
Previous step;It is in this way then carry out in next step;
7th step, bimodal sensor switch to high temperature resistance conducting, and shielding gas heating stove cyclic heating water tank starts;
Whether the temperature signal that temperature sensor detects in the 8th step, judgement is more than what set temperature and lower temperature sensor detected
Whether temperature signal more than set temperature subtracts first predetermined value;As no return third walks;It is in this way then close heat pump main frame, later
Return to the first step.
After controlling in this way, science judgment user's hot water service condition can be changed according to water tank temperature, determine to use heat pump
Slowly, the energy-efficient entire water tank of heating still opens the quick heating water tank upper area of gas heating stove, continual and steady offer
As a result heat pump and gas heating stove are combined in hot water operating mode, maximumlly avoid gas heating stove start and stop by hot water,
Heat pump energy-conserving advantage heating water tank is made full use of, and gas heating stove supplement can be started in time when user needs big yield to discharge water
Heating ensures hot water delivery quality.
In addition, the intelligent control device of control circuit can also carry out heating recuperation of heat control as follows:
Step 1: the first interface of electric T-shaped valve and its second interface are connected, by heat pump as heating supplemental heat source;It receives
The temperature signal of lower temperature sensor detection;
Step 2: judge whether the temperature signal of lower temperature sensor detection less than set temperature subtracts second predetermined value, as no
Then return to the first step;It is in this way then carry out in next step;
Step 3: the first interface of electric T-shaped valve and its third interface are connected;Heating is individually carried out by gas heating stove;
Step 4: judging whether the signal of lower temperature sensor detection more than set temperature subtracts first predetermined value, as otherwise returned
Return previous step;It is in this way then return to the first step.
In this way during heating, heat pump energy-conserving can be given full play to the heat of comprehensive utilization heat pump and gas heating stove
Advantage reduces gas heating stove air consumption, further realizes Dual-energy source and organically combines heat supply.
Experiments have shown that the value range of first predetermined value is 3-5 DEG C, the value range of second predetermined value is 8-10 DEG C, temperature
Degree rate of descent is to decrease beyond 3 DEG C in 45s to be advisable.
Description of the drawings
Fig. 1 is that the system of one embodiment of the invention constitutes structural schematic diagram.
Fig. 2 is the wall-hung boiler bimodal sensor circuit diagram of Fig. 1 embodiments.
Fig. 3 is the heating control flow chart of Fig. 1 embodiments.
Fig. 4 is the hot water control flow chart of Fig. 1 embodiments.
Fig. 5 is the control circuit schematic diagram of Fig. 1 embodiments.
Specific implementation mode
The complementary heating of combustion pump of the present embodiment, hot water supply system are as shown in Figure 1, including have heating outlet, heat back
The wall-hanging gas-fired heating stove 1 (hereinafter referred to as wall-hung boiler) and inside that mouth and heating exit, heating are answered back have upper and lower coil pipe
Heat exchanger 3-3,3-4 and the water tank 3 for being equipped with heat pump heating system 2.
The heating outlet of wall-hung boiler 1 successively lower wall heat exchange of heat pipe 3-4 through heating heater 6 and water tank and heating is answered back company
It is logical, constitute heating circulation line.Upper coil heat exchanger 3-3 of the heating exit of wall-hung boiler 1 through water tank answers back with heating to be connected to, structure
At heat cycles pipeline.
For the ease of automatically controlling, electric T-shaped valve 4, the electricity are housed between heating heat exchanger 6 and lower wall heat exchange of heat pipe 3-4
The first interface 4-1 and second interface 4-2 of dynamic triple valve 4 are connect with heating heat exchanger 6 and lower wall heat exchange of heat pipe 3-4 respectively, and
And its third interface 4-3 connects the connecting line that lower wall heat exchange of heat pipe 3-4 answers back with heating.
First and second temperature sensor T1, T2 are respectively set in the lower part and top of water tank 3, and top is additionally provided with for passing
The bimodal sensor T3 of sensing control wall-hung boiler start and stop.The bimodal sensor as shown in Fig. 2, by controlled switched conductive 65 ° of high temperature
Resistance r1 and conventional temperature detection resistance r2 compositions, switch the corresponding controling end of controlled end connection control circuit intelligent control device,
The switched conductive between contact A-C, A-B can be realized on demand.
The specific control circuit of the present embodiment is as shown in figure 5, include intelligent device --- and chip D1 is the control of core devices
The temperature detection module, triple valve control module of molding block, respectively external temperature sensor T1, T2 and changeable bimodal sensor T3 and
Heat pump main frame controlled module(Including its internal compressor, four-way valve and air-blower control)And power module and display board lead to
Interrogate module.Intelligence in the signal output end difference connection control circuit of upper and lower temperature sensor T1, T2 and bifurcation temperature sensor
The signal input part of device, the corresponding control output end of intelligent device connect triple valve, heat pump main frame and bimodal sensor and cut respectively
The controlled end changed is not difficult to understand the control circuit according to preceding solution in prior art basis, therefore is not unfolded to be described in detail.
As shown in figure 4, the control circuit intelligent control device of the present embodiment carries out water heating control flow according to the following steps:
The first step, detectable signal T1, the T2 for receiving upper and lower temperature sensor, and bimodal sensor T3 is placed in the predetermined height of sensing
Temperature state;
Whether the temperature signal T2 that temperature sensor detects on second step, judgement less than set temperature Ts subtracts first predetermined value 5
DEG C or the temperature signal T1 of lower temperature sensor detection whether less than set temperature Ts subtract 10 DEG C of second predetermined value;As otherwise returned
The first step is returned, is then carried out in this way in next step;
Third step maintains heat pump main frame unlatching;
Whether the temperature signal T2 that temperature sensor detects in the 4th step, judgement less than set temperature Ts subtracts second predetermined value 10
DEG C or rate of descent whether more than set rate decrease beyond 3 DEG C within 45 seconds;As otherwise carried out the 8th step;It is in this way then carry out in next step;
5th step, bimodal sensor T3 switch to the conducting of temperature detection resistance, allow wall-hung boiler to start and are heated to its set temperature;
Whether the signal T2 that temperature sensor detects in the 6th step, judgement, which is greater than the set value Ts, subtracts 5 DEG C of first predetermined value;It is such as no
Then return to previous step;It is in this way then carry out in next step;
7th step, bimodal sensor T3 switch to high temperature resistance conducting, and shielding wall-hung boiler cyclic heating water tank starts;
Whether the temperature signal T2 that temperature sensor detects in the 8th step, judgement is more than set temperature Ts and lower temperature sensor is visited
Whether the temperature signal T1 of survey more than set temperature Ts subtracts 5 DEG C of first predetermined value;As no return third walks;It is in this way then close heat
Host is pumped, returns to the first step later.
After above-mentioned preferred control method, science judgment user's hot water service condition can be changed according to water tank temperature,
It determines that slow, the energy-efficient entire water tank of heating still opens the quick heating water tank upper area of gas heating stove using heat pump, holds
Stable offer hot water is provided.Especially, heat pump is then used when water tank slowly causes temperature to reduce due to heat dissipation or on a small quantity with water
Heating, gives full play to its power savings advantages, at this time the controlled predetermined high temperature states for being switched to the conducting of constant temperature resistance of bimodal sensor T3,
The low temperature effect of water shielding tank, avoids gas heating stove from starting because detecting low temperature.When temperature detection T2 detects big temperature on water tank
When drop or high-speed temperature drop, bimodal sensor T3 is switched to the practical thermometric state of temperature detection resistance conducting, and startup combustion gas is allowed to adopt
Radiator quickly carries out concurrent heating to water tank, until the temperature of upper temperature sensor T2 is increased to predetermined state, shows user's big yield
It discharges water until end.In this way, heat pump and gas heating stove can combine in hot water operating mode, combustion gas is maximumlly avoided
Heating stove start and stop make full use of heat pump energy-conserving advantage heating water tank, and can start combustion in time when user needs big yield to discharge water
Gas heating stove supplementary heating ensures hot water delivery quality.
Control circuit intelligent control device is further pressed and carries out heating recuperation of heat control with thinking:The heating of gas heating stove
Circulatory mediator after the reduction of heating heater heat-exchange temperature, first judges water tank temperature T1, as T1 higher, low temperature by heating outlet
Heat transferring medium absorbs water tank heat by the lower heat exchanger of water tank, then answers back to heating and carry out reheating by gas heating stove
(Even if heat pump and combustion gas become heating reservoir simultaneously), specific rate-determining steps are as shown in Figure 3:
Step 1: electric T-shaped valve meets the second interface 4-2 of the first interface 4-1 and heat exchanger under its water receiving case of heating heat exchanger
Conducting is in water tank heating state:The high temperature heating circulatory mediator of wall-hung boiler 1 is exported by heating after the heat exchange of heating heater 6, temperature
The heat transferring medium that spending reduces absorbs water tank heat by the lower heat exchanger 3-4 of water tank 3, then answers back to heating and carry out two by wall-hung boiler
Secondary heating is equivalent to heat pump as heating supplemental heat source;Receive the temperature signal T1 of lower temperature sensor detection;
Step 2: judging whether the temperature signal T1 of lower temperature sensor detection less than set temperature Ts subtracts second predetermined value 10
DEG C, such as otherwise return to the first step;It is in this way then carry out in next step;
Step 3: electric T-shaped valve first interface 4-1 connects the third interface 4-3 conductings that heating is answered back with it, supplied in short circuit water tank
Warm loop state:By heating outlet after the heat exchange of heating heater, what temperature reduced changes the high temperature heating circulatory mediator of wall-hung boiler
Thermal medium directly by heating answer back connecting line return wall hanging furnace heating answer back, individually heated by wall-hung boiler;
Step 4: judging whether the signal T1 of lower temperature sensor detection more than set temperature Ts subtracts 5 DEG C of first predetermined value, such as
Otherwise previous step is returned;It is in this way then return to the first step.
In this way during heating, when water tank temperature is higher, the high-temperature medium that wall-hung boiler heating recycles passes through first
Indoor heating heater heat dissipation, temperature return again to wall-hung boiler after then absorbing water tank heat by the lower heat exchanger of water tank after reducing
It heats warm liter formation to recycle, the water tank heating loop of electric T-shaped valve conducting at this time, after heating circulatory mediator absorption water tank heat again
Return to wall-hung boiler;After the temperature in water tank reduces, electric T-shaped valve commutation short circuit water tank heating loop waits for heat pump heating water tank
Water tank heating loop is connected in Wen Shenghou again.As a result heat pump section can be given full play to the heat of comprehensive utilization heat pump and wall-hung boiler
Energy advantage, reduces wall-hung boiler air consumption, further realizes Dual-energy source and organically combines heat supply.
The present embodiment can realize that water heating and heating recycling control, the start and stop of heat pump main frame are controlled by T1 and T2 respectively,
It is whether uncorrelated in heating state to wall-hung boiler.Wall-hung boiler has heating and heating water tank dual function, and winter passes through temperature-sensitive
Start heating cycle, but in view of its water heating control hierarchy is higher than heating, therefore wall-hung boiler uses bimodal sensor T3, when
When water tank temperature reduces, wall-hung boiler can stop heating and ensure heating water tank first, i.e., when T2 temperature is higher or no appearance is short
When big temperature drop when, T3 keep high temperature temperature detection state;When T2 temperature is relatively low or big temperature drop in short-term occurs, T3 is switched to temperature detection resistance
The thermometric state of conducting, to realize that wall-hung boiler starts heating water tanks cycle or by heating cyclic switching to heating water tanks cycle.
As a result, start and stop and the heating of wall-hung boiler hot water that actually whole system controls heat pump by T1 and T2 follow the start and stop changed.Heat
Recycling is individually controlled by T1:Water tank temperature T1 higher then carries out recuperation of heat, the low then short circuit heat recovery circuit of T1 temperature.
In short, the present embodiment is on the one hand, in supplying hot water, can change science judgment user's hot water according to water tank temperature makes
With situation, determine that slow, the energy-efficient entire water tank of heating still opens the quick heating water tank upper area of wall-hung boiler using heat pump,
Continual and steady offer hot water.When water tank slowly causes water tank temperature reduction then to add using heat pump due to heat dissipation or on a small quantity with water
Heat fully demonstrates heat pump energy-conserving advantage, and bimodal sensor T3 is set as predetermined high temperature state at this time, avoids wall-hung boiler from detecting low
Temperature and start.When temperature detection T2 detects big temperature drop or high-speed temperature drop on water tank, then bimodal sensor T3 is set as practical
Temperature detection state starts the quick concurrent heating of wall-hung boiler, until upper temperature detection T2 temperature is increased to designated state, shows user's big yield
Discharge water end.Heat pump and wall-hung boiler can be combined in hot water operating mode using this control method, maximumlly avoids wall
Stove start-stop is hung, heat pump energy-conserving advantage heating water tank is made full use of, and wall hanging can be started in time when user needs big yield to discharge water
Stove heat.
On the other hand during heating, when water tank temperature is higher, wall-hung boiler heating recycles hot water and passes through room first
Internal heater radiates, and temperature returns again to wall hanging stove heat temperature liter shape after absorbing water tank heat by the coil pipe of water tank first after reducing
At cycle, the water tank heating loop of triple valve conducting at this time, heating circulation water returns again to wall-hung boiler after absorbing water tank heat;Work as water tank
After interior temperature reduces, triple valve commutation short circuit water tank heating loop waits for that heat pump heating water tank Wen Shenghou is connected water tank and adopts again
Warm circuit, using this control method and structure design, energy comprehensive utilization heat pump and wall-hung boiler heat make full use of heat pump energy-conserving excellent
Gesture reduces wall-hung boiler air consumption, reaches Dual-energy source heat supply.
Claims (6)
1. a kind of complementary heating of combustion pump, hot water supply system, including there is heating outlet, heating is answered back and heating exit plus
The gas heating stove and the internal water tank that there is upper and lower heat exchanger and be equipped with heat pump heating system that heat is answered back;It is characterized in that:Institute
Stating the heating outlet of gas heating stove, successively the lower heat exchanger through heating heater and water tank is answered back with heating and is connected to, composition heating
Circulation line;Upper heat exchanger of the heating exit of the gas heating stove through water tank is answered back with heating to be connected to, and heat cycles are constituted
Pipeline;Electric T-shaped valve, the first interface of the electric T-shaped valve and the are housed between the heating heat exchanger and lower heat exchanger
Two interfaces are connect with heating heat exchanger and lower heat exchanger respectively, and third interface connects the connecting tube that lower heat exchanger is answered back with heating
Road.
2. combustion pump complementation heating according to claim 1, hot water supply system, it is characterised in that:The lower part of the water tank
The first and second temperature sensors are respectively set with top and top is additionally provided with for sensing control gas heating stove circulating-heating
The bimodal sensor of water tank start and stop, the signal output end of each sensor distinguish the phase of intelligent control device in connection control circuit
The control signal output of induction signal input terminal, the intelligent control device connects heat pump main frame, electric T-shaped valve and bifurcation respectively
The controlled end of sensor switching.
3. combustion pump complementation heating according to claim 2, hot water supply system, it is characterised in that:The bimodal sensor
It is made of the high temperature resistance and temperature detection resistance of controlled switched conductive, the temperature detection resistance of the bimodal sensor is positioned adjacent to temperature
It spends at sensor.
4. according to the control method of the complementary heating of combustion pump, hot water supply system described in Claims 2 or 3, it is characterised in that described
The intelligent control device of control circuit carries out water heating control flow according to the following steps:
The first step, the detectable signal for receiving upper and lower temperature sensor, and bimodal sensor is placed in sensing predetermined high temperature state;
Whether the temperature signal that temperature sensor detects on second step, judgement less than set temperature subtracts first predetermined value or lower temperature
Whether the temperature signal of degree sensor detection less than set temperature subtracts second predetermined value;If otherwise returned to the first step, in this way then
It carries out in next step;
Third step maintains heat pump main frame unlatching;
Whether the temperature signal that temperature sensor detects in the 4th step, judgement less than set temperature subtracts second predetermined value or decline
Whether rate is more than set rate;As otherwise carried out the 8th step;It is in this way then carry out in next step;
5th step, bimodal sensor switch to the conducting of temperature detection resistance, and gas heating stove is allowed to start heating;
Whether the signal that temperature sensor detects in the 6th step, judgement, which is greater than the set value, subtracts first predetermined value;As otherwise returned
Previous step;It is in this way then carry out in next step;
7th step, bimodal sensor switch to high temperature resistance conducting, and shielding gas heating stove cyclic heating water tank starts;
Whether the temperature signal that temperature sensor detects in the 8th step, judgement is more than what set temperature and lower temperature sensor detected
Whether temperature signal more than set temperature subtracts first predetermined value;As no return third walks;It is in this way then close heat pump main frame, later
Return to the first step.
5. according to claim 4 the complementary heating of combustion pump, hot water supply system control method, it is characterised in that the control
The intelligent control device of circuit also carries out heating recuperation of heat control as follows:
Step 1: the first interface of electric T-shaped valve and its second interface are connected, by heat pump as heating supplemental heat source;It receives
The temperature signal of lower temperature sensor detection;
Step 2: judge whether the temperature signal of lower temperature sensor detection less than set temperature subtracts second predetermined value, as no
Then return to the first step;It is in this way then carry out in next step;
Step 3: the first interface of electric T-shaped valve and its third interface are connected, heating is individually carried out by gas heating stove;
Step 4: judging whether the signal of lower temperature sensor detection more than set temperature subtracts first predetermined value, as otherwise returned
Return previous step;It is in this way then return to the first step.
6. according to claim 5 the complementary heating of combustion pump, hot water supply system control method, it is characterised in that:Described
The value range of one predetermined value is 3-5 DEG C, the value range of second predetermined value is 8-10 DEG C, temperature lapse rate is to decline in 45s
More than 3 DEG C.
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Cited By (1)
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CN109990259A (en) * | 2019-04-09 | 2019-07-09 | 福州怡辉电力设备有限公司 | It is a kind of to fire the industrial steam-supplying system and adjusting method for mending temperature raising in user terminal natural gas |
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CN204513552U (en) * | 2015-02-04 | 2015-07-29 | 北京华业阳光新能源有限公司 | The heating system that solar energy is combined with combustion gas |
CN107726428A (en) * | 2017-10-12 | 2018-02-23 | 天津大学 | The heating system of domestic solar heat collector condensing gas wall hanging stove |
CN208205161U (en) * | 2018-04-12 | 2018-12-07 | 江苏迈能高科技有限公司 | A kind of combustion pump complementary heating, hot water supply system |
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GB0523602D0 (en) * | 2005-11-19 | 2005-12-28 | Lee Matthew | Heating system |
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FR2975471A1 (en) * | 2011-05-17 | 2012-11-23 | Bernard Hildenbrand | THERMODYNAMIC WATER HEATER |
CN203177289U (en) * | 2013-01-31 | 2013-09-04 | 福州斯狄渢电热水器有限公司 | Air source heat pump fuel gas comprehensive heating system |
CN204513552U (en) * | 2015-02-04 | 2015-07-29 | 北京华业阳光新能源有限公司 | The heating system that solar energy is combined with combustion gas |
CN107726428A (en) * | 2017-10-12 | 2018-02-23 | 天津大学 | The heating system of domestic solar heat collector condensing gas wall hanging stove |
CN208205161U (en) * | 2018-04-12 | 2018-12-07 | 江苏迈能高科技有限公司 | A kind of combustion pump complementary heating, hot water supply system |
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CN109990259A (en) * | 2019-04-09 | 2019-07-09 | 福州怡辉电力设备有限公司 | It is a kind of to fire the industrial steam-supplying system and adjusting method for mending temperature raising in user terminal natural gas |
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