A kind of portable heat pipe heat-obtaining paddy electricity solid heat storage heating installation
Technical field
The utility model relates to a kind of paddy electricity solid heat storage heating installation, and paddy electricity at night is converted into thermal energy storage in solid heat storage heap by it, then by heat-obtaining and heat exchange measure, realizes whole day heating.
Background technology
In recent years, along with atmosphere polluting problem is more serious, China starts to control coal-fired index comprehensively, reduces the energy resource consumption ratio of coal." prevention and control of air pollution action plan detailed rules for the implementation are implemented in Jing-jin-ji region and surrounding area " that Chinese Ministry of Environmental Protection issues clearly proposes, and to the end of the year 2017, Beijing, Tianjin, Hebei province and Shandong Province's pressure will subtract consumption of coal total amount 8,300 ten thousand tons.In this context, northern each big city starts to vigorously implement coal heating boiler and changes gas works.But China is one and seriously lacks " gas " country.According to Committee of Development and Reform's statistics, within 2013, national natural gas breach reaches 22,000,000,000 cubes, estimates within 2015, to reach 270 ~ 30,000,000,000 cubes.Therefore, other clean heating system is developed significant for alleviation natural gas supply breach.Paddy electric heat-storage heating is alternative coal heating, the effective scheme of supplementing gas-heating.It adopts electric heat storage technology, and paddy electricity 23:00-next day 7:00 at night is converted into thermal energy storage in heat storage, by a series of heat-obtaining and heat exchange measure, for whole day heating provides thermal source.Greatly develop paddy electric heat-storage heating, for electrical network economical operation peak load shifting and clean heating winter and have very important significance.
Paddy electric heat-storage heating mainly contains the water heat-storing solid heat storage that warms up and heats two kinds.Water accumulation of heat heats because hot water storage tank floor space is large, and unit volume amount of stored heat is little, is difficult to extensive central heating.Solid heat storage heating adopts high density, resistant to elevated temperatures solid material as heat storage, and floor space is little, and the amount of stored heat of unit volume accumulation of heat heap is large, may be used for extensive central heating, substitutes existing coal-burning boiler.
Traditional paddy electricity solid heat storage heating equipment adopts air as heat-obtaining medium, and the radiation and convection between being piled by air and solid heat storage conducts heat to realize the transmission of heat.Specific heat capacity and the heat flow density of the low air of this heat-obtaining pattern thermal efficiency are low, and operation energy consumption height needs powerful blower fan to provide power, the passage that accumulation of heat heap porosity is high, the little need of effective volume reserve air flowing, thus increase the volume of solid heat storage heap.In addition, traditional paddy electricity solid heat storage stove, when running night, needs accumulation of heat to pile simultaneously for warm accumulation of heat, reduces the integrated heat efficiency of system.Therefore, research and develop new efficient solid thermal storage heating equipment to paddy electricity solid heat storage heating development and dissemination great
Summary of the invention
For there is following problems at present: the air-solid heat storage heap heat-obtaining pattern of (1) poor efficiency; (2) solid heat storage heap porosity is high, effective volume is little; (3) operation energy consumption height needs powerful blower fan to provide power; (4) carry out for warm accumulation of heat night, integrated heat efficiency is low simultaneously.The utility model provides a kind of efficient paddy electricity solid heat storage heating installation, solves the technical problem existed in conventional solid accumulation of heat heating field.
The technical solution adopted in the utility model is as follows:
A kind of portable heat pipe heat-obtaining paddy electricity solid heat storage heating installation: comprise solid heat storage heap 2, water cartridge heater 8 and heat exchanger 14; It is characterized in that solid heat storage heap is provided with electric heating tube 1 and corrugated heat pipe 3; Be heat pipe 4 interface channel in corrugated heat pipe 3; One end of heat pipe 4 is slidably connected in corrugated heat pipe 3; The other end of heat pipe 4 is arranged in water cartridge heater 8; Solid heat storage heap lower end is provided with moving wheel 7, and moving wheel 7 connects movable connecting rod 6, and movable connecting rod 6 is connected to adjustable frequency motor 5; Water cartridge heater 8 is provided with electric heating tube 9; Water cartridge heater 8 water inlet pipe 10 is connected with plate type heat exchanger 14 with outlet pipe 11; Water inlet pipe 10 is provided with variable frequency pump 13
Described water cartridge heater 8 is symmetrical arranged and connects electric heating tube 1 on solid heat storage heap 2 and corrugated heat pipe 3 is spaced, and the length of Cao of corrugated heat pipe 3 is greater than the horizontal section length of heat pipe 4.
Described water cartridge heater 8 is symmetrical arranged connection two solid heat storage heaps 2.
Bypass pipe 17 is connected with between described water inlet pipe 10 and outlet pipe 11; Bypass pipe 17 is arranged climate compensator 12.
The opposite side of described plate type heat exchanger 14 connects feed pipe 15 and return pipe 16.
Described adjustable frequency motor 5, variable frequency pump 13, climate compensator 12 are all connected to controller 19 by control circuit.
Described solid heat storage heap 2, water cartridge heater 8 are outside equipped with insulation shell 18.
The part of described heat pipe 4 outside water cartridge heater 8 is horizontal segment, and the part in water cartridge heater 8 is the section of being inclined upwardly, and the angle of inclination is 5 ~ 90 degree, wherein preferably 15 degree.
Utilize device paddy in night of the present utility model electricity section method of operating; Drive adjustable frequency motor 5, by movable connecting rod 6 ganged movement wheel 7, make accumulation of heat pile 2 and move horizontally until heat pipe 4 leaves corrugated heat pipe 3 completely; Be energized by electric heating tube 1, accumulation of heat heap 2 starts accumulation of heat; Be energized by electric heating tube 9, open variable frequency pump 13, water cartridge heater 8 utilizes electric heating tube 9 heat cycles water 20 simultaneously; Recirculated water 20 is connected to plate type heat exchanger 14 by outlet pipe 11 and water inlet pipe 10.Heat in recirculated water 20 is delivered to heating end by feed pipe 15 and return pipe 16 by plate type heat exchanger 14.Climate compensator 12 detects outside air temperature and end heat load variable signal, transfer signals to controller 19, controller 19 is through data analysis, bypass flow in the flow of real-time adjustment variable frequency pump 13 and bypass pipe 17, under the prerequisite ensureing heating quality, reduce operation energy consumption, realize energy-saving run.
Utilize device non-valley on daytime of the present utility model electricity section method of operating; Drive adjustable frequency motor 5, by movable connecting rod 6 ganged movement wheel 7, make accumulation of heat pile 2 and move horizontally until heat pipe 4 enters corrugated heat pipe 3 completely; By electric heating tube 1 power-off, accumulation of heat heap 2 starts heat release; By electric heating tube 9 power-off, keep variable frequency pump 13 to open, water cartridge heater 8 utilizes heat pipe 4 to pile 2 heat-obtainings from accumulation of heat, and heat cycles water 20; Recirculated water 20 is connected to plate type heat exchanger 14 by outlet pipe 11 and water inlet pipe 10.Heat in recirculated water 20 is delivered to heating end by feed pipe 15 and return pipe 16 by plate type heat exchanger 14.Climate compensator 12 detects outside air temperature and end heat load variable signal, transfer signals to controller 19, controller 19 is through data analysis, bypass flow in real-time adjustment accumulation of heat the heap horizontal displacement of 2, the flow of variable frequency pump 13 and bypass pipe 17, under the prerequisite ensureing heating quality, reduce operation energy consumption, realize energy-saving run.
Wherein, the horizontal displacement of adjustment accumulation of heat heap 2 is to change the insertion depth of heat pipe 4 in corrugated heat pipe 3, and then the heat-obtaining amount that adjustment heat pipe 4 obtains from accumulation of heat heap 2.
The utility model has the advantages that:
(1) adopt heat pipe pile heat-obtaining from solid heat storage, utilize high-temperature heat accumulation pile with heat pipe between radiation heat transfer, by accumulation of heat pile heat be delivered to heat pipe, then by heat pipe by heat delivery in water cartridge heater, obtain heating hot water.Heat-obtaining mode between piling relative to traditional air and accumulation of heat, this heat-obtaining mode does not need to use powerful blower fan, reduces energy consumption and equipment noise.In addition, adopt this heat-obtaining mode of heat pipe, without the need to air flow passage reserved in accumulation of heat heap, substantially reduce the porosity of solid heat storage heap, add effective storage volume of accumulation of heat heap.
(2) portable solid heat storage is adopted to pile, that is piled by accumulation of heat is moved horizontally, the insertion depth of adjustment heat pipe in accumulation of heat heap, thus realizes freely adjusting of heat pipe heat-obtaining amount, can adjust in real time according to the change of end heat load, realize the energy-saving run of equipment.
(3) realize accumulation of heat at night to separate carry out with heating, in the paddy electricity period in night, accumulation of heat heap is separated completely with heat pipe, and accumulation of heat heap only carries out accumulation of heat, and do not bear heating, heat storage efficiency is high; The heating in night is all born by water cartridge heater, the direct heat cycles water of electric heating tube in water cartridge heater, and heating source is provided, the integrated heat efficiency improving night is piled relative to electrical heating accumulation of heat, piled by accumulation of heat and provide heat source recirculated water, the thermal efficiency of the direct heat cycles water of electricity is higher.
(4) quality regulate simultaneously realizing in heat source side heating regulates with amount.By arranging climate compensator, according to the change of outside air temperature, regulate the flow velocity of variable frequency pump, the horizontal displacement heat pipe insertion depth of accumulation of heat heap and the bypass flow of bypass pipe, the quality regulate and the amount that realize heat source side regulate simultaneously simultaneously.
Accompanying drawing explanation
Fig. 1: portable heat pipe heat-obtaining paddy electricity solid heat storage heating installation schematic diagram operational mode on daytime;
Fig. 2: portable heat pipe heat-obtaining paddy electricity solid heat storage heating installation schematic diagram operational mode in night;
Wherein:
1. electric heating tube |
2. accumulation of heat heap |
3. corrugated heat pipe |
4. heat pipe |
5. adjustable frequency motor |
6. movable connecting rod |
7. moving wheel |
8. water cartridge heater |
9. electric heating tube |
10. water inlet pipe |
11. outlet pipes |
12. climate compensators |
13. variable frequency pumps |
14. plate type heat exchangers |
15. feed pipes |
16. return pipes |
17. bypass pipes |
18. insulation shells |
19. controllers |
20. recirculated waters |
|
Detailed description of the invention
Embodiment of the present utility model is illustrated below in conjunction with accompanying drawing 1:
As shown in the figure: in portable heat pipe heat-obtaining paddy electricity solid heat storage heating installation, solid heat storage heap 2, heat pipe 4, adjustable frequency motor 5 are all symmetrical arranged relative to water cartridge heater 8, and are positioned at insulation shell 18.Heat pipe 4 is welded on water cartridge heater 8.One end of heat pipe 4 is positioned at the corrugated heat pipe 3 of solid heat storage heap 2, and the other end is positioned at water cartridge heater 8, and is inclined upwardly 15 degree.Be embedded with electric heating tube 1 and corrugated heat pipe 3 in solid heat storage heap 2, moving wheel 7 is equipped with in bottom, and moving wheel 7 is connected to adjustable frequency motor 5 by movable connecting rod 6.Top-off cycle water 20 in water cartridge heater 8, and electric heating tube 9 is housed.The lower end of water cartridge heater 8 connects water inlet pipe 10, and upper end connects outlet pipe 11.Variable frequency pump 13 is arranged on water inlet pipe 10.The other end connecting plate type heat exchanger 14 of water inlet pipe 10 and outlet pipe 11.Bypass pipe 17 is connected with between water inlet pipe 10 and outlet pipe 11.Bypass pipe 17 is arranged climate compensator 12.The opposite side of plate type heat exchanger 14 connects feed pipe 15 and return pipe 16.Adjustable frequency motor 5, variable frequency pump 13, climate compensator 12 are all connected to controller 19 by control circuit.Electric heating tube 1 and electric heating tube 9 are all connected by electrical wiring in power supply accompanying drawing 1 not to be indicated.
The electric section embodiment of paddy in night, as shown in Figure 2:
Opening controller 19, drives adjustable frequency motor 5, by movable connecting rod 6 ganged movement wheel 7, makes accumulation of heat pile 2 and moves horizontally until heat pipe 4 leaves corrugated heat pipe 3 completely.Be energized by electric heating tube 1, accumulation of heat heap 2 starts accumulation of heat.Be energized by electric heating tube 9, open variable frequency pump 13, water cartridge heater 8 utilizes electric heating tube 9 heat cycles water 20 simultaneously.Recirculated water 20 is connected to plate type heat exchanger 14 by outlet pipe 11 and water inlet pipe 10.Heat in recirculated water 20 is delivered to heating end by feed pipe 15 and return pipe 16 by plate type heat exchanger 14.Climate compensator 12 detects outside air temperature and end heat load variable signal, transfer signals to controller 19, controller 19 is through data analysis, bypass flow in the flow of real-time adjustment variable frequency pump 13 and bypass pipe 17, under the prerequisite ensureing heating quality, reduce operation energy consumption, realize energy-saving run.
The electric section embodiment of non-valley on daytime, as described in Figure 1:
Opening controller 19, drives adjustable frequency motor 5, by movable connecting rod 6 ganged movement wheel 7, makes accumulation of heat pile 2 and moves horizontally until heat pipe 4 enters corrugated heat pipe 3 completely.By electric heating tube 1 power-off, accumulation of heat heap 2 starts heat release.By electric heating tube 9 power-off, keep variable frequency pump 13 to open, water cartridge heater 8 utilizes heat pipe 4 to pile 2 heat-obtainings from accumulation of heat, and heat cycles water 20.Recirculated water 20 is connected to plate type heat exchanger 14 by outlet pipe 11 and water inlet pipe 10.Heat in recirculated water 20 is delivered to heating end by feed pipe 15 and return pipe 16 by plate type heat exchanger 14.Climate compensator 12 detects outside air temperature and end heat load variable signal, transfer signals to controller 19, controller 19 is through data analysis, bypass flow in real-time adjustment accumulation of heat the heap horizontal displacement of 2, the flow of variable frequency pump 13 and bypass pipe 17, under the prerequisite ensureing heating quality, reduce operation energy consumption, realize energy-saving run.Wherein, the horizontal displacement of adjustment accumulation of heat heap 2 is to change the insertion depth of heat pipe 4 in corrugated heat pipe 3, and then the heat-obtaining amount that adjustment heat pipe 4 obtains from accumulation of heat heap 2.
The one portable heat pipe heat-obtaining paddy electricity solid heat storage heating installation that the utility model discloses and proposes, those skilled in the art are by using for reference present disclosure, the links such as suitable change structure realize, although method and apparatus technology of the present utility model is described by preferred embodiment, person skilled obviously can change Method and Technology scheme as herein described or reconfigure not departing from the utility model content, spirit and scope, realizes final technology of preparing.Special needs to be pointed out is, all similar replacements and change apparent to those skilled in the art, they are deemed to be included in the utility model spirit, scope and content.