CN201731642U - Wind and light complementary water heater suitable for cold winter environment - Google Patents

Wind and light complementary water heater suitable for cold winter environment Download PDF

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Publication number
CN201731642U
CN201731642U CN2010200003882U CN201020000388U CN201731642U CN 201731642 U CN201731642 U CN 201731642U CN 2010200003882 U CN2010200003882 U CN 2010200003882U CN 201020000388 U CN201020000388 U CN 201020000388U CN 201731642 U CN201731642 U CN 201731642U
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China
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wind
water
heater
water tank
water heater
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Expired - Fee Related
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CN2010200003882U
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张亚
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张亚
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30Systems combining energy storage with energy generation of non-fossil origin

Abstract

The utility model discloses a wind and light complementary water heater suitable for a cold winter environment. A small wind turbine generator (1) is adopted to supply energy, and the power supply for an electric heater and flexible electric heating tapes is realized through a control and electric power storage module (5); the electric heater is mounted in a water tank of a solar water heater (2) for heat insulation and frost protection of an external power supply and production of hot water, the specific mounting position is near the bottom of the water tank, and an electrical interface is formed on the side end surface of the water tank for connecting with the output end of the controller; the flexible electric heating tapes are wound among pipeline foaming thermal insulation layers and pipe walls of a water supply pipe component (3) and a sewer pipe component (4), and the sewer pipe (4) comprises a hot water outlet and is mounted on the lower side of the end surface of the water tank; and the control and electric power storage module (5) comprises a battery and a controller, and the controller can control relay switches (K1, K2, K3 and K4) to open and close through a CPU. The wind and light complementary water heater has the advantages that the small wind turbine generator adopts a direct current permanent magnet generator, does not need to control and regulate the rotational speed of a wind wheel, and is only required to ensure that the rotational speed of the wind wheel is in the maximum rotational speed range allowed by the generator under the safe wind speed condition, thereby realizing simple structure and high utilization efficiency of wind energy; and a resistive load has very low requirements on the power supply quality, the output end of the generator is directly used for supplying power to the electric heater and the electric heating tapes, so that no complex power conversion and voltage stabilization device is needed, and the hot water can be produced.

Description

A kind of complementary water heater of wind, light that adapts to the environment in severe winter
Technical field
The utility model relate to a kind of can be in season in severe winter, or even stablize wind, the light complementation water heater of hot-water supply continuously in the moon, rain, the snow weather, need not the additional energy source supply, the problem that solution regular solar water heater can't use winter.
Background technology
Solar water heater structure is simple, and is easy to install, adopts free fully, inexhaustible sunshine as the energy, extremely the concern of broad masses' welcome and national governments.But, the regular solar water heater has two sections long upper and lower water pipes to be exposed in the outdoor environment, in the north cold winter passive heat-insulation and heat-preservation method can't avoid the icing obstruction even the bursting by freezing of water pipe, night, seldom thermal capacity is limited to use the interior hot water of hot water rear water box, also there is the problem that can freeze in water tank, causes existing most solar water heaters can't use in the winter time, has influenced its northerly applying greatly.If solve the problem that winter solar can the water heater freezing prevention tubing, the cold winter of accomplishing to need most people hot water is timely, just must have external energy service and water tank to carry out the active heat tracing.
Wind-powered electricity generation has broad application prospects equally as the reproducible energy of cleaning, and country has dropped into the construction of the extensive grid connected wind power of substantial contribution support field.But, because the fluctuation of the unpredictability of wind-powered electricity generation brings bigger influence for the safety and the power supply quality of electrical network, even be considered as rubbish by some power grid enterprises, the grid type wind energy conversion system needs the gearbox of mechanism's complexity to involve great expense, start wind speed and require reasons such as height, gearbox input speed narrow range to cause Wind Power Utilization efficient not high, the problem of utilizing on the spot of wind energy has become wind-powered electricity generation industry important research project.Solar energy water heater pipe and water tank all are covered with thermal insulation layer, and the heating power of heat-preserving anti-freezing demand is very little, and small-sized wind power generator is more satisfactory insulation energy source; Wind energy and luminous energy have certain complementarity, and the wind energy solar energy energy density of comparing is bigger, should be used for the solar water heater heat-preserving anti-freezing with wind energy is opportunity, and the wind energies such as wind light mutual complementing water heater, wind light mutual complementing dwelling house independent heat supply system, wind light mutual complementing residential heating and electric power system that progressively promote the use of adaptation environment in severe winter are utilized the industrialization of form on the spot.
The utility model content
The purpose of this utility model is to overcome existing solar water heater because the shortcoming that upper and lower water pipe freezes and can't use winter in the north, and providing a kind of can or even stablize wind, the light complementation water heater of hot-water supply in the moon, rain, the snow weather continuously in season in severe winter.A kind of brand-new form of industrialization fast also is provided for the utilization on the spot of wind-powered electricity generation simultaneously.
For achieving the above object, the utility model adopts following technical scheme:
A kind of wind that adapts to the environment in severe winter, the complementary water heater of light be by small-sized wind power generator (1), solar water heater (2), upper hose assembly (3), downcomer assembly (4), control and power storage module (5) composition.It is characterized in that adopting described small-sized wind power generator (1) is the energy, gives described electric heater and the power supply of flexible electrical heating tape by control and power storage module (5); In described solar water heater (2) water tank electric heater is installed, for external power supply heat-preserving anti-freezing and generation hot water, concrete installation site is at close water tank bottom, and the water tank side end face is left electrical interface and is connected with controller output end; Be tied with the flexible electrical heating tape between the pipeline foam insulation of described upper and lower conduit assembly (3), (4) and the tube wall, described downcomer (4) is a hot water outlet, is installed on water tank end face downside; Described control and power storage module (5) comprise battery, controller, and controller is by CPU control relay switch K1, K2, K3, K4 folding.Adopt small-sized wind power generator to provide the energy of heat-preserving anti-freezing to water heater, thereby, need not to consume civil power and coal, can realize the heat-preserving anti-freezing of water heater; Remove the energy consumption of heat-preserving anti-freezing, wind-powered electricity generation more than needed is supplied with the electric heater in the solar water heater water tank, can increase the deliverability of hot water at the bigger fine day of wind speed, also can utilize the more rich wind energy of north of china in winter to produce sufficient domestic hot-water at night and continuous the moon, rain, snow weather.
The utility model has the following advantage:
1. can use at cold snap, compare the ability that produces hot water with the solar water heater of the common single energy stronger, be convenient to popularization at northern area, being expected to thoroughly change the regular solar water heater only can make something perfect even more perfect, present situation that can not be timely, provide convenience and cheap hot water in the winter that needs most heating, improve the people life quality conscientiously.
2. provide a kind of carrier of industrialization fast for cleaning utilizing on the spot of reproducible wind-powered electricity generation.Can improve the range of application and the scale of little wind-powered electricity generation by the applying and intelligent improve etc. of the complementary water heater of the stronger wind of this adaptability, light.The wind energies such as wind light mutual complementing water heater, wind light mutual complementing dwelling house independent heat supply system, wind light mutual complementing residential heating and electric power system that progressively promote the use of adaptation environment in severe winter are utilized the industrialization of form on the spot.
3. adopt the power supply of little wind-powered electricity generation as insulation, heating water tank, Based Intelligent Control etc., water heater has a style of one's own and need not to consume civil power and coal, all the energy all cleans reproducible, also having saved the heating cost when improving the people life quality, is a economy, clean environment firendly and the convenient and reliable product of integrating.
4. little wind-powered electricity generation makes up with photovoltaic generation with little wind-powered electricity generation with the solar water heater combination and compares, and has higher energy utilization efficiency and lower cost, is beneficial to Industry Promotion.Solar water heater is the highest solar utilization technique of industrialization level; and the photovoltaic generation energy efficiency is low, unit are cost height; reach the certain power scale, need take very big illuminating area and corresponding huge cost, the large-scale development resistance is bigger.
Description of drawings
Fig. 1 is that the utility model is formed structural representation
Wherein: 1-small-sized DC permanent-magnetic wind driven generator, 2-solar water heater, 3-upper hose assembly, 4-downcomer assembly, 5-control and power storage module.
Fig. 2 is that control and power storage module energy management implementation method schematic diagram: CPU control relay switch K1, K2, K3, K4 folding realize pipe temperature control and energy intelligent management.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail: the utility model is by small-sized DC permanent-magnetic wind driven generator 1, solar water heater 2, upper hose assembly 3, downcomer assembly 4, control and power storage module 5 compositions.It is characterized in that adopting described small-sized DC permanent-magnetic wind driven generator 1 to be the energy, give described electric heater and the power supply of flexible electrical heating tape by control and power storage module 5, small-sized wind power generator adopts mag-dynamo, owing to be that resistive load is very low to the power supply quality requirement all, therefore the wind-driven generator output can directly be given the power supply of electric heater and flexible heating tape, need not complicated power converter and stable-pressure device; In described solar water heater 2 water tanks electric heater is installed, for external power supply heat-preserving anti-freezing and generation hot water, concrete installation site is at close water tank bottom, and the water tank side end face is left electrical interface and is connected with controller output end; Be tied with the flexible electrical heating tape between the pipeline foam insulation of described upper and lower conduit assembly 3,4 and the tube wall, for pipe tracing usefulness in winter, described downcomer 4 is a hot water outlet, is installed on water tank end face downside and reduces the hot water residual volume; Described control and power storage module 5 comprise battery, controller, and the antifreeze energy reserve that provides of calm condition pipeline at night is provided battery, and controller is realized pipe temperature control and energy distribution management by CPU control relay switch K1, K2, K3, K4 folding.
1. general principle of design:
(1) small-sized wind power generator 1 design rated power is 1kW, the rotor diameter that rated wind speed needs during for 8m/s is about 3m, the startup wind speed is 3m/s, and 1-2 level wind can start power supply, adopts dc permanent magnetic generator, output voltage 36V under the rated wind speed condition, have low cost of manufacture, simple in structure, control and characteristics such as easy to use, by increasing the wind-power electricity generation acc power, the range of application of little wind-powered electricity generation can be widened to the electric heater power supply and wait other heating and power supply occasion;
(2) battery rated voltage 24V, the permission operating voltage range is 20~28V, design capacity can be kept supplying, following 2 days heat tracings of sewer pipe-30 ℃ condition use, it is excessive to avoid accumulator capacity to require by suitable heat-barrier material THICKNESS CONTROL heat demand, if all do not have wind weather accumulators makeup energy in two day time, then notify the user to take urgent measure and use civil power to charge a battery by the short of electricity signal;
(3) electric heater and heating tape allow the operating voltage range broad, and AC permanent magnet wind-driven generator 1 is operated under the situation away from rated operation point, also can directly power supply produce hot water to electric heater, be beneficial to the efficiency of utilization that improves wind-powered electricity generation.
(4) solar water heater 2 is installed the length that should reduce the upper and lower water pipe that is directly exposed to outdoor environment as far as possible, allow the maximum length of exposure and the capacity of battery according to the product design standard, analyze material and the thickness thereof of determining the pipe insulation layer, and then allow the true flexible heating tape of minimum voltage resistance parameter by the heat flow density and the battery of insulation demand;
(5) in solar water heater 2 water tanks electric heater is installed, electric heater capacity parameter and wind-driven generator 1 are complementary, and the maximum conveyance capacity of its permission is determined by the maximum output voltage under the wind energy conversion system survival wind speed condition.
2. energy management principle:
(1) general mode, be absorbed in and utilize solar energy and wind energy to produce hot water to greatest extent, control logic is simple: be used for outdoor environment temperature and be higher than 0 ℃ of condition, when wind-driven generator had output, preferential accumulators was full of electricity, and all the other are used for producing hot water, if run into the big situation of fine day and wind speed, the full and water temperature of water-heater water tank reaches 100 ℃, and boiling water is stored in the standby cool-bag for purposes such as drinking or cook, and mending the full water case then continues heating; After using up hot water evening, mend the full water case automatically and be convenient to utilize at night wind energy to produce hot water.In conjunction with Fig. 2, its specific implementation method is as follows:
Under the general mode, normality is: relay switch K2 disconnects all the time, and K3, K4 often open, and K1 is closed for a long time, realizes the purpose that wind-driven generator is powered to electric heater at any time;
Work as U 1<24V, and when wind-driven generator has power output: disconnect K1 closed K3, K4 simultaneously, wind-driven generator charges a battery by pressure limiting circuit, be elevated to 28V up to the battery output voltage, closed K1 recovers the electric heater power supply, disconnect K3, K4 complete charge then, pressure limiting circuit has the function that generator speed height when preventing that wind is big causes the too high damage battery of charging voltage, except CPU, the power supply of moisturizing, drain solenoid valve is also realized by battery, is not that the emphasis of this paper no longer describes in detail here.
If the battery output voltage U occurs 1The situation of<24V: when generated output power is 50-500W, disconnect K1 closed K4 simultaneously, wind-driven generator charges a battery by pressure limiting circuit, rises to 28V up to the battery output voltage, disconnects the K4 complete charge.If generated output power greater than 500W, then need not to disconnect K1, direct closed K4 charges a battery, and rises to 28V up to the battery output voltage, disconnects the K4 complete charge.Generator is output not, the battery output voltage U 1During<22V: because the wind energy conversion system no-output, if never have the wind condition, long-term short of electricity meeting influences the life of storage battery, and send short of electricity signal by controller this moment, needs the artificial charger that connects to charge a battery.This situation can be avoided by system's design, also can tackle the situations such as wind energy conversion system fault that may occur but can be used as emergency measure.
(2) winter mode, the preferential heat-preserving anti-freezing that solves, has stronger reliability and adaptability: be used for the outdoor environment minimum temperature and be lower than 0 ℃ of condition, when upper and lower water wall surface temperature is lower than 4 ℃, give the power supply insulation of pipeline flexible heating tape, the preferential wind-driven generator that adopts is powered to the heating tape, is not only having just to adopt storage battery power supply under the condition of wind; When wind being arranged and supplying the electric energy affluence of pipeline heat insulation, preferentially charge a battery, just be used for supplying with electric heater then and produce hot water; After using up hot water evening, if surplus hot water's liquid level is on the heater peak, then earlier needn't moisturizing, on the contrary then to the water tank moisturizing,, prevent that the electric heater dry combustion method from damaging to flood the heater peak; If the big surplus hot water's water temperature of wind speed in evening rises to 100 ℃, with the running water subsidiary water tank of 1/10 water tank volume; Water tank is filled under the condition, if water temperature is elevated to 100 ℃, the boiling water of 1/3 water tank volume is deposited in the standby cool-bag for purposes such as drinking or cook, mending the full water case then continues heating, avoid disposable emptying hot water, because of wind-force reduces to occur having replenished the low excessively situation of cold water rear water box temperature.
In conjunction with Fig. 2, under the winter mode:
Normality is: relay switch K1 and K3 are closed for a long time, guarantee to be used for producing hot water as long as wind-driven generator has output just can power to electric heater, make the power supply of the flexible heating tape of pipeline be ready simultaneously, and K2 and K4 disconnect.
A. work as the wind-driven generator power output greater than 500W, tube wall temperature minimum of a value T bIn the time of<4 ℃, closed K2 is to heat tape power supply insulation, and the pipeline temperature rises to T bIn the time of>15 ℃, disconnect K2, realize the control of pipeline temperature.
At this moment, if the battery output voltage U occurs 1The situation of<24V: closed K4, wind-driven generator charges a battery by pressure limiting circuit, rises to 28V up to the battery output voltage, disconnects the K4 complete charge.
B. work as the wind-driven generator power output between 200W-500W, tube wall temperature minimum of a value T bIn the time of<4 ℃, closed K2 disconnects the K1 concentration power and gives pipeline heat insulation, pipeline temperature rising T to heat tape power supply insulation bIn the time of>15 ℃, closed K1 recovers the electric heater power supply and produces hot water, disconnects K2 and stops the heating tape power supply; Up to T b<4 ℃, closed K2 disconnects the K1 concentration power and gives the pipeline heat tracing, switches repeatedly when realizing that pipeline is antifreeze, utilizes the intermittent time to produce hot water to heating installation power supply.
At this moment, if the battery output voltage U occurs 1The situation of<24V: the situation of the closed K1 of above-mentioned needs makes closed K4 into, the wind-driven generator utilization insulation intermittent time charges a battery, rise to 28V up to the battery output voltage, disconnect the K4 complete charge, revert to normal insulation and add intermittently state control strategy of hot water.
C. work as the wind-driven generator power output less than 200W, wind-power electricity generation can not satisfy the pipeline heat insulation demand, then needs closed K1 to recover to disconnect K3 to the electric heater power supply, closed K4, and power supply is incubated T to heat tape to adopt battery b>15 ℃, disconnect K2, T bIn the time of<4 ℃, closed K2 adopts the K2 method realization temperature control of folding repeatedly.
At this moment, if the battery output voltage U occurs 1The situation of<22V: because the wind energy conversion system no-output if never have the wind condition, possibly can't guarantee that pipeline does not freeze, can send the short of electricity signal, need the artificial charger that connects to charge a battery, power to the heating tape simultaneously by controller.
By above specific embodiments, just can realize utilizing small-sized wind power generator 1 to realize outdoor upper and lower water pipe preventing freeze in winter for the power supply of flexible electrical heating tape; At the bigger fine day of wind speed, wind-driven generator 1 is worked together to electric heater power supply and solar water heater 2, strengthens the hot water deliverability; At night or continuously the moon, rain, snow weather, utilize wind energy to guarantee to stablize the purpose that hot water is supplied in the wideer time period.

Claims (3)

1. the complementary water heater of wind, light that adapts to the environment in severe winter is by small-sized wind power generator (1), solar water heater (2), upper hose assembly (3), downcomer assembly (4), control and power storage module (5) are formed, it is characterized in that adopting described small-sized wind power generator (1) is the energy, gives described electric heater and the power supply of flexible electrical heating tape by control and power storage module (5); In described solar water heater (2) water tank electric heater is installed, for external power supply heat-preserving anti-freezing and generation hot water, concrete installation site is at close water tank bottom, and the water tank side end face is left electrical interface and is connected with controller output end; Be tied with the flexible electrical heating tape between the pipeline foam insulation of described upper and lower conduit assembly (3), (4) and the tube wall, described downcomer (4) is a hot water outlet, is installed on water tank end face downside; Described control and power storage module (5) comprise battery, controller, and controller is by CPU control relay switch K1, K2, K3, K4 folding.
2. according to the described wind of claim 1, the complementary water heater of light, it is characterized in that: small-sized wind power generator (1) adopts mag-dynamo.
3. according to the described wind of claim 1, the complementary water heater of light, it is characterized in that: adopt described flexible electrical heating tape to be wrapped in pipe outer wall, be wrapped in the heat tape outside with foamed heat-insulating material.
CN2010200003882U 2010-01-12 2010-01-12 Wind and light complementary water heater suitable for cold winter environment Expired - Fee Related CN201731642U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010200003882U CN201731642U (en) 2010-01-12 2010-01-12 Wind and light complementary water heater suitable for cold winter environment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010200003882U CN201731642U (en) 2010-01-12 2010-01-12 Wind and light complementary water heater suitable for cold winter environment

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105716301A (en) * 2016-03-01 2016-06-29 金陵科技学院 Wind-solar complementary water heater and implementation method thereof
CN107606804A (en) * 2017-08-21 2018-01-19 广西吉宽太阳能设备有限公司 A kind of antifreeze solar water heater of intelligent temperature control

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105716301A (en) * 2016-03-01 2016-06-29 金陵科技学院 Wind-solar complementary water heater and implementation method thereof
CN107606804A (en) * 2017-08-21 2018-01-19 广西吉宽太阳能设备有限公司 A kind of antifreeze solar water heater of intelligent temperature control

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110202

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CF01 Termination of patent right due to non-payment of annual fee