The solar boiler heating system
Technical field
The utility model belongs to technical field of solar, relates to a kind of heating system, relates in particular to a kind of solar boiler heating system.
Background technology
Along with Global Climate warms, the concept of low-carbon (LC) and environmental protection causes people's attention gradually, namely is the concrete manifestation form of low-carbon (LC) and environmental protection and utilize free of contamination new forms of energy.Solar energy is a kind of regenerative resource of cleaning, also is that people use more a kind of new forms of energy at present, as equipment such as solar water heaters, is the equipment that solar energy is converted to heat energy.
Prior solar water heater generally is made up of related accessories such as thermal-collecting tube, storage tank and supports, its operation principle mainly is to be absorbed the heat energy of solar energy and passed to the water that is stored in the storage tank by heat collector, is transported to the required place of user by the pipeline that is connected with storage tank again.
At present, because of the storage tank finite capacity of solar water heater, so the water after it heats generally is used for shower by the user, function is comparatively single.In addition, when the more and user of the solar energy that absorbs when solar thermal collector need not water, will make heat energy run off and loss, cause the waste of the energy.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist at prior art, has proposed a kind of diverse in function and can take full advantage of the solar boiler heating system of solar energy.
The purpose of this utility model can realize by following technical proposal:
A kind of solar boiler heating system, it is characterized in that, described heating system comprises solar thermal collector, boiler, domestic water circulation line and indoor heating circulation line, described solar thermal collector is connected to above-mentioned domestic water circulation line by first circulation line and second circulation line respectively and indoor heating circulation line place carries out heat supply, described boiler is connected to above-mentioned domestic water circulation line by the 3rd circulation line and the 4th circulation line respectively and indoor heating circulation line place carries out heat supply, described solar thermal collector place also is connected with and can makes it be communicated with the electric T-shaped valve one of above-mentioned first circulation line or second circulation line respectively and can drive the solar energy circulating pump that the liquid medium in the solar thermal collector circulates along first circulation line or second circulation line, and described boiler place also is connected with and can makes it be communicated with the electric T-shaped valve two of above-mentioned the 3rd circulation line or the 4th circulation line respectively and can drive the boiler circulation pump that the liquid medium in the boiler circulates along the 3rd circulation line or the 4th circulation line.
In above-mentioned solar boiler heating system, described heating system also comprises central processing unit, above-mentioned electric T-shaped valve one, solar energy circulating pump, boiler, electric T-shaped valve two and boiler circulation pump have electrical control circuit one, electrical control circuit two, electrical control circuit three, electrical control circuit four and electrical control circuit five respectively, and described electrical control circuit one, electrical control circuit two, electrical control circuit three, electrical control circuit four and electrical control circuit five all are connected with above-mentioned central processing unit.
When the solar energy that solar thermal collector absorbs more, when the temperature of the liquid medium that it heats enough satisfies domestic water and indoor heating, close boiler, be communicated with solar thermal collector and first circulation line by central processing unit control electric T-shaped valve one and start the solar energy circulating pump according to user's needs and carry out the heat energy supply so that heated liquid medium in the solar thermal collector is transported to domestic water circulation line place along first circulation line, satisfy the demand of user's domestic water, perhaps be communicated with solar thermal collector and second circulation line by central processing unit control electric T-shaped valve one and start the solar energy circulating pump and carry out the heat energy supply so that heated liquid medium in the solar thermal collector is transported to indoor heating circulation line place along second circulation line, satisfy the user to the demand of environment heating.
Because indoor heating circulation line place is lower than domestic water to the requirement of temperature to the requirement of temperature, so, the solar energy deficiency that absorbs when solar thermal collector, when the demand that can not satisfy domestic water but can satisfy the demand of indoor heating, central processing unit is controlled electric T-shaped valve one connection solar thermal collector and second circulation line and is started the solar energy circulating pump and carries out the heat energy supply so that heated liquid medium in the solar thermal collector is transported to indoor heating circulation line place along second circulation line, satisfies the user to the demand of environment heating.Simultaneously, central processing unit control boiler startup, liquid medium in the heating boiler, electric T-shaped valve two is communicated with boiler and the 3rd circulation lines and starts boiler circulation pump and carries out the heat energy supply so that heated liquid medium in the boiler is transported to domestic water circulation line place along the 3rd circulation line, satisfies the user to the demand of domestic water.
When the solar energy wretched insufficiency, in the time of can't satisfying the demand of domestic water and indoor heating, close the solar energy circulating pump by central processing unit control, start boiler, according to user's request, electric T-shaped valve two is communicated with boiler and the 3rd circulation lines and starts boiler circulation pump and carries out the heat energy supply so that heated liquid medium in the boiler is transported to domestic water circulation line place along the 3rd circulation line, satisfies the user to the demand of domestic water.Perhaps electric T-shaped valve two is communicated with boiler and the 4th circulation lines and starts boiler circulation pump and carries out heat energy and supply with so that heated liquid medium in the boiler is transported to indoor heating circulation line place along the 4th circulation line, satisfies the demand that the user warms oneself to environment.
In above-mentioned solar boiler heating system, described solar thermal collector, boiler, domestic water circulation line and indoor heating circulation line place are provided with solar energy water temperature sensor, boiler water temperature sensor, domestic water cooling-water temperature sensor and the indoor heating cooling-water temperature sensor that can detect its water temperature respectively, and described solar energy water temperature sensor, boiler water temperature sensor, domestic water cooling-water temperature sensor and indoor heating cooling-water temperature sensor all are connected with above-mentioned central processing unit.The setting value of the water temperature that the user is can be as required required with the water temperature of required domestic water and indoor heating is input to the central processing unit place and stores, after this solar boiler heating system is brought into use, according to everywhere water temperature in detected actual use of above four sensors, central processing unit controls solar thermal collector automatically according to above solar energy abundance whether situation and boiler is respectively indoor heating circulation line and the heat supply of domestic water circulation line, satisfies the demand of user preset.
In above-mentioned solar boiler heating system, described domestic water circulation line comprises heat exchanger, water pipe and filling pipe, be provided with in the above-mentioned heat exchanger for the water tank that stores domestic water, described first circulation line and the 3rd circulation line all extend in the above-mentioned heat exchanger and in it liquid medium can with water tank in domestic water heat transmission is taken place, described water pipe and filling pipe all are communicated with above-mentioned water tank sealing, and above-mentioned domestic water cooling-water temperature sensor is arranged at the water tank place.Here, first circulation line and the 3rd circulation line are the loop of sealing, are not connected with the domestic water circulation line, only the thermal energy transfer that produces are given the domestic water in the water tank.When without the domestic hot-water, the domestic water inner loop reaches the energy-conservation and purpose hot water plug and play, and after opening valve and using hot water by water pipe, hydraulic pressure descends in the pipeline, and filling pipe is supplied used hot water automatically.
In above-mentioned solar boiler heating system, also be provided with the heating tube that can heat the domestic water in the water tank in the described heat exchanger, this heating tube is connected in the heater circuit, and described heater circuit is connected with above-mentioned central processing unit.It is the auxiliary heating of domestic water that heating tube and heater circuit are set, and improves the efficiency of heating surface.
In above-mentioned solar boiler heating system, also be connected with the waterpower distributor between described second circulation line, the 4th circulation line and the above-mentioned indoor heating circulation line, this waterpower distributor can be connected second circulation line or the 4th circulation line respectively with above-mentioned indoor heating circulation line.Here, the waterpower distributor is used for being communicated with supplying heat source and indoor heating circulation line.
In above-mentioned solar boiler heating system, described indoor heating circulation line comprise can it is inner liquid medium and extraneous air heat-exchange apparatus, water inlet pipe, outlet pipe, expansion drum and the indoor heating circulating pump of doing heat exchange, one end of described water inlet pipe and outlet pipe all is connected with above-mentioned waterpower distributor, the other end is connected with above-mentioned heat-exchange apparatus respectively, and described expansion drum and indoor heating circulating pump all are connected on the above-mentioned water inlet pipe.The indoor heating circulating pump can provide power for the circulating of liquid medium that flows in the indoor heating circulation line, be arranged at indoor heat-exchange apparatus and then liquid medium and its air outside of solar thermal collector or the conveying of boiler place carried out heat exchange, improve indoor temperature, expansion drum is used for absorbing recirculated water and is subjected to thermogenetic expansion.
In above-mentioned solar boiler heating system, described heat-exchange apparatus is floor heating.
As another kind of situation, in above-mentioned solar boiler heating system, described heat-exchange apparatus is radiator.
In above-mentioned solar boiler heating system, described boiler is gas fired-boiler or electric boiler.The startup of gas fired-boiler with close and can control the switching on its gas supply pipe road and whether the startup of ignition switch is controlled by central processing unit.And the startup of electric boiler with close and can whether be controlled by the startup of central processing unit control circuit heater switch.
Compared with prior art, this solar boiler heating system utilizes solar thermal collector and two kinds of supplying heat sources of boiler are respectively domestic water and indoor heating carries out heat supply, diverse in function not only, also utilized solar energy fully, and whole heating system is controlled automatically, has improved comfortable water and living environment for the user easily.
Description of drawings
Fig. 1 is the pipeline jointing construction schematic diagram of this solar boiler heating system.
Fig. 2 is the theory structure block diagram of the control system of this solar boiler heating system.
Among the figure, 1, solar thermal collector; 2, boiler; 3, domestic water circulation line; 31, heat exchanger; 32, water pipe; 33, filling pipe; 4, indoor heating circulation line; 41, waterpower distributor; 42, heat-exchange apparatus; 43, water inlet pipe; 44, outlet pipe; 45, expansion drum; 46, indoor heating circulating pump; 5, central processing unit; 6, first circulation line; 7, second circulation line; 8, the 3rd circulation line; 9, the 4th circulation line; 10, electric T-shaped valve one; 11, solar energy circulating pump; 12, electric T-shaped valve two; 13, boiler circulation pump; 14, solar energy water temperature sensor; 15, boiler water temperature sensor; 16, domestic water cooling-water temperature sensor; 17, indoor heating cooling-water temperature sensor.
The specific embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, this solar boiler heating system comprises solar thermal collector 1, boiler 2, domestic water circulation line 3 and indoor heating circulation line 4, solar thermal collector 1 is connected to domestic water circulation line 3 by first circulation line 6 and second circulation line 7 respectively and indoor heating circulation line 4 places carry out heat supply, and boiler 2 is connected to domestic water circulation line 3 by the 3rd circulation line 8 and the 4th circulation line 9 respectively and indoor heating circulation line 4 places carry out heat supply.Wherein, have public pipeline with solar thermal collector 1 connection on first circulation line 6 and second circulation line 7, be connected with on this public pipeline and can make solar thermal collector 1 be communicated with the electric T-shaped valve 1 of first circulation line 6 or second circulation line 7 respectively and can drive the solar energy circulating pump 11 that the liquid medium in the solar thermal collector 1 circulates along first circulation line 6 or second circulation line 7; Also have public pipeline with boiler 2 connections on the 3rd circulation line 8 and the 4th circulation line 9, be connected with on this public pipeline and can make boiler 2 be communicated with the electric T-shaped valve 2 12 of the 3rd circulation line 8 or the 4th circulation line 9 respectively and can drive the boiler circulation pump 13 that the liquid medium in the boiler 2 circulates along the 3rd circulation line 8 or the 4th circulation line 9.In the present embodiment, boiler 2 is gas fired-boiler, and the liquid medium in boiler 2 and the solar thermal collector 1 is water.
Domestic water circulation line 3 comprises heat exchanger 31, water pipe 32 and filling pipe 33, be provided with in the heat exchanger 31 for the water tank that stores domestic water, first circulation line 6 and the 3rd circulation line 8 all extend in the heat exchanger 31 and liquid medium of flowing in it can and water tank in domestic water between heat transmission is taken place, water pipe 32 and filling pipe 33 all seal with water tank and are communicated with.Here, first circulation line 6 and the 3rd circulation line 8 are the loop of sealing, are not connected with domestic water circulation line 3, only the thermal energy transfer that produces are given the domestic water in the water tank.When without the domestic hot-water, the domestic water inner loop reaches the energy-conservation and purpose hot water plug and play, and after opening valve and using hot water by water pipe 32, hydraulic pressure descends in the pipeline, and filling pipe 33 is supplied used hot water automatically.Also be provided with the heating tube that can assist heating to the domestic water in the water tank in the heat exchanger 31, this heating tube is connected in the heater circuit.
The liquid medium that indoor heating circulation line 4 comprises the heat-exchange apparatus 42, water inlet pipe 43, the outlet pipe 44 that are arranged at indoor and liquid medium that can it is inner and extraneous air and do heat exchange, be used for absorbing circulation is subjected to the expansion drum 45 of thermogenetic expansion and can provides the indoor heating of power circulating pump 46 for the circulating of liquid medium that flows in the indoor heating circulation line 4, one end of water inlet pipe 43 and outlet pipe 44 is connected with heat-exchange apparatus 42 respectively, and expansion drum 45 and indoor heating circulating pump 46 all are connected on the water inlet pipe 43.In the present embodiment, heat-exchange apparatus 42 can be floor heating or radiator.
Also be connected with waterpower distributor 41 between second circulation line 7, the 4th circulation line 9 and the indoor heating circulation line 4, this waterpower distributor 41 can be connected second circulation line 7 or the 4th circulation line 9 with indoor heating circulation line 4.The other end of water inlet pipe 43 and outlet pipe 44 is connected with waterpower distributor 41.
The water tank of solar thermal collector 1, boiler 2, domestic water circulation line 3 and indoor heating circulation line 4 places are provided with solar energy water temperature sensor 14, boiler water temperature sensor 15, domestic water cooling-water temperature sensor 16 and the indoor heating cooling-water temperature sensor 17 that can detect its water temperature respectively.
As shown in Figure 2, this solar boiler heating system also comprises a central processing unit 5, electric T-shaped valve 1, solar energy circulating pump 11, boiler 2, electric T-shaped valve 2 12 and boiler circulation pump 13 have electrical control circuit one respectively, electrical control circuit two, electrical control circuit three, electrical control circuit four and electrical control circuit five, above heater circuit, solar energy water temperature sensor 14, boiler water temperature sensor 15, domestic water cooling-water temperature sensor 16, indoor heating cooling-water temperature sensor 17, the electrical control circuit one of electric T-shaped valve one, the electrical control circuit two of solar energy circulating pump, the electrical control circuit three of boiler, the electrical control circuit four of electric T-shaped valve two and the electrical control circuit five of boiler circulation pump all are connected with central processing unit 5.
When using this solar boiler heating system, the setting value of the water temperature that the user is can be as required required with the water temperature of daily required domestic water and indoor heating is input to central processing unit 5 places and stores, afterwards, central processing unit 5 can according in detected actual use of four sensors everywhere water temperature and solar energy abundance whether situation is controlled solar thermal collector 1 automatically and boiler 2 is respectively indoor heating circulation line 4 and 3 heat supplies of domestic water circulation line, satisfy the demand of user preset.
Specifically, when the solar energy that solar thermal collector 1 absorbs more, when the water temperature of the liquid medium that it heats enough satisfies domestic water and indoor heating simultaneously, central processing unit 5 cuts out boiler 2, and detect and the actual water temperature that feeds back to central processing unit 5 is controlled electric T-shaped valve 1 and is communicated with solar thermal collector 1 and first circulation lines 6 and starts solar energy circulating pump 11 so that solar thermal collector 1 interior heated liquid medium is transported to heat exchanger 31 places of domestic water circulation line 3 and the domestic water in the water tank carries out heat exchange along first circulation line 6 according to user's preset value and sensor, finish heat energy and supply with, satisfy the demand of user's domestic water.Perhaps be communicated with solar thermal collector 1 and second circulation line 7 and start solar energy circulating pump 11 so that heated liquid medium in the solar thermal collector 1 is transported to waterpower distributor 41 places along second circulation line 7 by central processing unit 5 control electric T-shaped valves 1, be communicated with second circulation line 7 and indoor heating circulation line 4 by waterpower distributor 41 according to the hydraulic pressure situation, liquid medium in the solar thermal collector 1 is transported to heat-exchange apparatus 42 places, carry out indoor heating, satisfy the user to the demand of environment heating.
Because indoor heating circulation line 4 places are lower than domestic water to the requirement of temperature to the requirement of temperature, so, the solar energy deficiency that absorbs when solar thermal collector 1, when the demand that can not satisfy domestic water but can satisfy the demand of indoor heating, central processing unit 5 is controlled electric T-shaped valves one 10 connection solar thermal collector 1 and second circulation lines 7 and is started solar energy circulating pump 11 and carries out the heat energy supply so that heated liquid medium in the solar thermal collector 1 is transported to indoor heating circulation line 4 places along second circulation line 7, satisfies the user to the demand of environment heating.Simultaneously, central processing unit 5 control boilers 2 start, liquid medium in the heating boiler 2, electric T-shaped valve 2 12 is communicated with boiler 2 and the 3rd circulation lines 8 and starts boiler circulation pump 13 and carries out the heat energy supply so that heated liquid mediums in the boiler 2 are transported to domestic water circulation line 3 places along the 3rd circulation line 8, satisfies the user to the demand of domestic water.
When the solar energy wretched insufficiency, in the time of can't satisfying the demand of domestic water and indoor heating, close solar energy circulating pump 11 by central processing unit 5 controls, start boiler 2, requirements and actual detected value according to user preset, central processing unit 5 is controlled electric T-shaped valves 2 12 connection boiler 2 and the 3rd circulation lines 8 and is started boiler circulation pump 13 and carries out the heat energy supply so that heated liquid mediums in the boiler 2 are transported to domestic water circulation line 3 places along the 3rd circulation line 8, satisfies the user to the demand of domestic water.Perhaps control electric T-shaped valve 2 12 connection boiler 2 and the 4th circulation lines 9 and start boiler circulation pump 13 and carry out the heat energy supply so that heated liquid mediums in the boiler 2 are transported to indoor heating circulation line 4 places along the 4th circulation line 9, satisfy the user to the demand of environment heating.
In above control procedure, the startup of gas fired-boiler with close and can whether be controlled by the switching on its gas supply pipe roads of central processing unit 5 control and the startup of ignition switch.Same, boiler 2 also can adopt electric boiler directly to control.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.