CN1438460A - Quick-heating solar water-heating engineering system - Google Patents

Abstract

The present invention discloses a suit of rapid heating water system utilizing solar energy, which provides hot water, boiled water and steam to users, and could be applied to all sorts of fields such as bathhouse, industry and agriculture, air-condition, heating, generating electricity with light and heat, desalting seawater, etc. Its advantages lie in that the system combine water tank with liquid complementarily tank, to adopt calandria heat exchanger structure, the heat collectors are in series in every group, the heat collector among groups are also in series and assistant electric heat equipment is installed, to adopt dual circulation system and continue to run under action of circular pump and liquid drawing pump. The gathering light reflector is installed in the tail heat collector, collect heat step by step.

Description

Quick-heating solar water-heating engineering system

The present invention relates to a kind of solar heating engineering system, particularly a kind of quick-heating solar water-heating engineering system, being applicable to bathhouse provides to have a bath provides required 45 ° to 100 ℃ hot water, boiling water and steam with hot water, boiler preheating, industrial or agricultural with fields such as hot water, winter heating, summer air-conditioning, the sprinkling irrigation of drawing water, photo-thermal power generation, desalinizations.

Existing full glass vacuum tube solar water conservancy project journey system, need half a day general summer, need shine winter one day, just can provide 45 ° to 70 ℃ to have a bath for the collective bathrooms and to use hot water, and the time is long, and temperature is not too high; Cause range of application wideless, practical field is limited, directly be connected with sealing ring with the hole of heat collector inner bag owing to the all-glass vacuum thermal-collecting tube oral area again, therefore brought following critical defect from structure: the cold-resistant hot water impact property of vacuum heat collection pipe is relatively poor, bombing easily; If unexpected broken one of vacuum heat collection pipe, several tons of water light leak thus central water tank and system in, solar water heating system can not continue to move; Under-18 ℃ to-50 ℃ environment temperatures, then vacuum tube bursting by freezing; Produce incrustation scale in the vacuum tube, deposition scale, heat-transfer effect are aging gradually, thermal efficiency instability.

The heat pressing type heat-pipe vacuum-tube solar hot water engineering system that sells on the market, though can overcome above-mentioned shortcoming, its manufacture difficulty is big, cost is high.

The objective of the invention is to provide a kind of quick-heating solar water-heating engineering system.Be characterized in thermal-arrest step by step, be rapidly heated; Pipe explosion, cold-resistant hot water impacts; Not bursting by freezing is-18 ℃ to-50 ℃ not bursting by freezing of following vacuum heat collection pipe; Scaling not in the vacuum tube, heat-transfer effect can not fail year by year, and the thermal efficiency is high and stable; If unexpected broken one of vacuum tube can seriously not leak in central water tank and the system, continue operation, safe and reliable; Reduce than heat pressing type heat-pipe vacuum-tube, U type copper pipe vacuum tube, dried its cost of solar heating engineering system of inserting its heat collector composition of formula heat-pipe vacuum-tube.

The present invention is achieved in that the calandria heat exchanger that it is combined by the fluid infusion case of water tank and liquid antifreeze heat transfer medium, two circulating solar energy heat collectors or single cycle solar thermal collector, support, reflector, the optically focused reflector, circulating pump, suction pumps, gate valve, magnetic valve, the water level electric switch, conduit, main parts size such as elbow and threeway is formed, and auxiliary electric heater unit is housed and by the water-level and water-temperature display, temperature sensor, the auto-controller that temperature controller and automatic switchover device are formed, and each solar thermal collector corresponding position series connection in every group, each organizes between the solar thermal collector also serial or parallel connection of corresponding position.

Below in conjunction with accompanying drawing the present invention being made further thin group describes.

Fig. 1 is the quick-heating solar water-heating engineering system figure that separate unit heat exchanger and all two circulating solar energy heat collector series connection are housed.

Fig. 2 is a separate unit calandria heat exchanger left view.

Fig. 3 be two heat exchangers in parallel and every group in two circulating solar energy heat collectors series connection and quick-heating solar water-heating engineering system figure in parallel between each group, 31 is seal among the figure, 32 is the metal heat-conducting pipe of upper end back cover.

Fig. 4 is the quick-heating solar water-heating engineering system figure that separate unit water tank and the series connection of all single cycle solar thermal collectors are housed, and 31 is sealing ring among the figure.

Two water tanks of Fig. 5 in parallel and every group in the series connection of single cycle solar thermal collector and quick-heating solar water-heating engineering system figure in parallel between each group, 35 be heat pipe among the figure, 36 for doing slotting formula heat-pipe vacuum heat collecting pipe.

Fig. 6 is that in parallel water tank and its Inlet and outlet water magnetic valve of fluid infusion case and liquid in-out magnetic valve, temperature controller, interlocking electric switch, circulating pump motor and suction pumps motor, liquid level electric switch are electrically connected schematic diagram; 50 is earth leakage protective device among the figure, and 53 is attaching plug.

Fig. 7 is a helical disk tubular type heat exchange structure schematic diagram.

Fig. 8 is by the radiator of first line of a couplet pipe, second line of a couplet pipe and comb welding and the heat converter structure diagrammatic elevation view that garden tubular inner bag is formed.

Fig. 9 is the left view of Fig. 8.

A kind of quick-heating solar water-heating engineering system, it is by water tank [15], solar thermal collector [27], reflector [28], support [29], circulating pump [20], gate valve [19], conduit [23] and elbow main parts size such as [1] and device are formed, and auxiliary electric heater unit [3] and auto-controller [51] be housed, particularly a kind of quick-heating solar water-heating engineering system, it is characterized in that water tank [15] and fluid infusion case [9] are combined into one, adopt the structural shape of calandria heat exchanger [6], the upper end container [13] of heat exchanger [6], the inner chamber of lower end container [16] and comb [14] is as fluid infusion case [9], intermediate receptacle is as water tank [15], the inner bladder outer wall of heat exchanger [6] has heat-insulation layer [5] and shell [4], the fluid infusion case is equipped with liquid heat transfer medium in [9], the antifreeze liquid heat transfer medium of area employing freezes, automobile anti-icing fluid for example, conduction oil, Dowtherm, antifreezing liquids such as salt solution, liquid level and temperature sensor [10A] and [10B] respectively are housed in water tank [15] and fluid infusion case [9], running water admitting pipe joint [44] is arranged on the water tank [15], and be communicated with running water pipe [45], and magnetic valve [19B] is housed, water tank [15] also is equipped with and uses hot water effluent's pipe joint [43] and magnetic valve [19C] thereof, and by conduit [41] with the use hot water facility be communicated with, in lower floor's container [16] of fluid infusion case [9] auxiliary electric heater unit [3] is housed, be equipped with in order to control the liquid level electric switch [11] of suction pumps [2] and magnetic valve [19A] at a comb [14] top inner chamber, for example the water level electric switch and the magnetic valve thereof of use in washing machine, this solar heating engineering system is provided with binary cycle system, the one, the hot and cold water circulatory system [21], another is the liquid heat transfer medium circulatory system [22], solar thermal collector [27] employing number of patent application is two circulating heat collectors [27A] of 01123579.9 and 01130612.2, the little union pipe [30] that is connected with the vacuum heat collection pipe [26] of band metal heat-conducting pipe [24] is arranged in inner bag [25] lining of header, the former parts of solar thermal collector are equipped with reflector [28], several parts in back are equipped with optically focused reflector [28A], its header inner bag [25] of carrying cold of the two circulating solar energy heat collectors [27A] of each of every group is by tube connector [23C] series connection, the little union pipe [30] of its delivering liquid heat transfer medium is by tube connector [23D] series connection, connect by tube connector [23F] with first header [25] in every two groups of adjacent two its ends of circulating solar energy storage [27A], connect by conduit [23E] with first little union pipe [30] in its end, the titting water outlet [17] of the cold of its water tank of heat exchanger [6] [15] is connected with the header inner bag [25 '] of first group of first pair circulating solar energy heat collector [27 ' A] by conduit [23A], and circulating pump [20] and gate valve [19] be housed on conduit [23A], lower floor's container [16] of its fluid infusion case [9] of heat exchanger [6] is connected with its little union pipe [30 '] of first pair circulating solar energy heat collector [27 ' A] of first group by conduit [23B], and magnetic valve [19A] is housed on conduit [23B], the header inner bag of the cold cycling water pipe head [7] of its water tank of heat exchanger [6] [15] by one at one group of end of conduit [23G] and end pair circulating solar energy heat collectors [27 " A] [25 "] connect, the little union pipe of the upper end container [13] of its fluid infusion case [9] of heat exchanger [6] by one at one group of end of conduit [23H] and end pair circulating solar energy heat collectors [27 " A] [30 "] connect, and suction pumps [2] is housed on conduit [23H], the electromagnetic type air compressor that comprises the usefulness of breeding goldfish is as suction pumps, and its suction end of suction pumps [2] and little union pipe [30 "] be communicated with, and suction pumps [2]; magnetic valve [19A] and liquid level electric switch [11] make tandem by lead and are electrically connected.

This quick-heating solar water-heating engineering system, it is characterized in that except that adopting calandria heat exchanger [6] as water tank [15] and the fluid infusion case [9], or adopt helical disk tubular type heat exchanger [6 '] as water tank [15] and fluid infusion case [9], the spiral coil inner chamber is as fluid infusion case [9], be used as water tank [15] between spiral coil outer wall and the heat exchanger inner bag, or by first line of a couplet pipe [13 "]; the radiator that second line of a couplet pipe [16 "] and comb [14 "] are welded into [9 "] is installed in the heat exchanger formed in the garden tubular inner bag [15 "] [6 "] as water tank [15] and fluid infusion case [9], the tubular cooler inner chamber is used as water tank [15] as fluid infusion case [9] between tubular cooler outer wall and the garden tubular inner bag.

This quick-heating solar water-heating engineering system is characterized in that except that separate unit heat exchanger [6] is housed, or is parallel with two heat exchangers [6A] and [6B].

This quick-heating solar water-heating engineering system, it is characterized in that heat exchanger [6A] in parallel and its admitting pipe joint of cold [7A] of [6B] its water tank [15A] and [15B] are parallel with entering water electromagnetic valve [19N] and gate valve [19] and entering water electromagnetic valve [19M] and gate valve [19] respectively with [7B], its titting water outlet [17A] and [17B] are parallel with out water solenoid valve [19N '] and gate valve [19] respectively and go out water solenoid valve [19M '] and gate valve [19], its feed tube joint [8A] of liquid heat transfer medium of heat exchanger in parallel [6A] and [6B] its fluid infusion case [9A] and [9B] and [8B] are parallel with liquid inlet electromagnetic valve [19X] and gate valve [19] and liquid inlet electromagnetic valve [19X "] and gate valve [19] respectively; its liquid outlet joint [18A] and [18B] are equipped with liquid outlet electromagnetic valve [19X '] and [19Y '] respectively; interlocking electric switch [52] is housed between entering water electromagnetic valve [19N] and [19M]; its function is as magnetic valve [19N] and [19N '] when circuit is connected; then electromagnetism [19M] and [19M '] circuit disconnection; then magnetic valve [19M] and [19M '] circuit connection when magnetic valve [19N] and [19N '] circuit disconnection, liquid level control apparatus switch [11] is housed in fluid infusion case [9A], its function is as if one of the unexpected fragmentation of vacuum heat collection pipe, a small amount of liquid heat transfer medium leaks, cause buoyancy less than spring force, the contact disconnects, thereby suction pumps [2] quits work, magnetic valve [19X] cuts out with [19X '], and liquid heat transfer medium stops to leak.Water tank [15A] is equipped with band temperature-sensitive bag and the adjustable temperature controller [51] of temperature thereof, its function is that the temperature when water in the water tank [15A] drives interlocking electric switch [52] by temperature-sensitive bag and temperature controller [51] thereof when rising to the design temperature of temperature controller [51], make its water inlet of water tank [15A] and go out water solenoid valve [19N], [19N '], and its feed liquor of fluid infusion case [9A] and liquid outlet electromagnetic valve [19X '], [19X] circuit disconnects, and make its water inlet of water tank [15B] and go out water solenoid valve [19M], [19M '], and its feed liquor of fluid infusion case [9B] and liquid outlet electromagnetic valve [19Y '], [19Y] circuit is connected, in that being housed on the conduit [23A], circulating pump [20] on conduit [23B '], suction pumps [2] is housed, each magnetic valve [19N], [19M], [19N '], [19M '], [19X], [19Y], [19X '], [19Y '], interlocking electric switch [52], temperature controller [51], circulating pump [20] and suction pumps [2] all are electrically connected.

This quick-heating solar water-heating engineering system, it is characterized in that making it the hot and cold water circulatory system [21] of continuously operation and being equipped with the continous way binary cycle system of the liquid heat transfer medium circulatory system [22] composition that suction pumps [2] makes it operation continuously except that circulating pump [20] is housed, or circulating pump [20] is housed, exhaust the hot and cold water circulatory system [21] of operation between magnetic valve [19A] and differential temperature controller [51A] make it and suction pumps [2] is housed, exhaust the formula binary cycle system between exhausting between magnetic valve [19A] and differential temperature controller [51A] make it that the liquid heat transfer medium circulatory system [22] of operation forms.

This quick-heating solar water-heating engineering system, it is characterized in that heat transfer medium in the liquid heat transfer medium circulatory system [22] area that freezes in the winter time selects for use freezing point to be lower than 0 ° outside the anti-icing fluid below-50 ℃, or the area that do not freeze in the winter time adopts clean water as liquid heat transfer medium, or distilled water, to prevent scaling.

This quick-heating solar water-heating engineering system is characterized in that the supplementary energy heater, except that adopting auxiliary electric heater unit [3], or oil burning boiler or gas fired-boiler or coal-burning boiler is housed.

This quick-heating solar water-heating engineering system, it is characterized in that removing header inner bag [25] series connection mutually of each solar thermal collector [27A] of every group, its little union pipe [30] is series connection mutually, and adjacent every group too can heat collector [27A] between corresponding position also mutually outside the series connection, or still series connection mutually of the header inner bag [25] of each solar thermal collector [27A] of every group, its little union pipe [30] is series connection mutually still, and adjacent every group of solar thermal collector [27A] corresponding position is parallel with one another.

This quick-heating solar water-heating engineering system, it is characterized in that except that being equipped with by number of patent application be the binary cycle system formed of two circulating solar energy heat collectors [27A] of 01123579.9 and 01130612.2, or the single loop system of being made up of single cycle solar thermal collector [27B] is housed.

This quick-heating solar water-heating engineering system, it is characterized in that except that the continuous operation type single loop system that circulating pump [20] or suction pumps [2] make it continuously operation is housed, be equipped with suction pumps [2], magnetic valve [19N '] and differential temperature controller [51A] exhaust between making it operation between exhaust the operation type single loop system.

Claims (10)

1. solar heating engineering system, it is by water tank [15], solar thermal collector [27], reflector [28], support [29], circulating pump [20], gate valve [19], conduit [23] and elbow main parts size such as [1] and device are formed, and auxiliary electric heater unit [3] and auto-controller [51] be housed, particularly a kind of quick-heating solar water-heating engineering system, it is characterized in that water tank [15] and fluid infusion case [9] are combined into one, adopt the structural shape of calandria heat exchanger [6], the upper end container [13] of heat exchanger [6], the inner chamber of lower end container [16] and comb [14] is as fluid infusion case [9], intermediate receptacle is as water tank [15], the inner bladder outer wall of heat exchanger [6] has heat-insulation layer [5] and shell [4], the fluid infusion case is equipped with liquid heat transfer medium in [9], the antifreeze liquid heat transfer medium of area employing freezes, liquid level and temperature sensor [10A] and [10B] respectively are housed in water tank [15] and fluid infusion case [9], running water admitting pipe joint [44] is arranged on the water tank [15], and be communicated with running water pipe [45], and magnetic valve [19B] is housed, water tank [15] also is equipped with and uses hot water effluent's pipe joint [43] and magnetic valve [19C] thereof, and by conduit [41] with the use hot water facility be communicated with, in lower floor's container [16] of fluid infusion case [9] auxiliary electric heater unit [3] is housed, be equipped with in order to control the liquid level electric switch [11] of suction pumps [2] and magnetic valve [19A] at a comb [14] top inner chamber, this solar heating engineering system is provided with binary cycle system, the one, the hot and cold water circulatory system [21], another is the liquid heat transfer medium circulatory system [22], solar thermal collector [27] employing number of patent application is two circulating heat collectors [27A] of 01123579.9 and 01130612.2, the little union pipe [30] that is connected with the vacuum heat collection pipe [26] of band metal heat-conducting pipe [24] is arranged in inner bag [25] lining of header, the former parts of solar thermal collector are equipped with reflector [28], several parts in back are equipped with optically focused reflector [28A], its header inner bag [25] of carrying cold of the two circulating solar energy heat collectors [27A] of each of every group is by tube connector [23C] series connection, the little union pipe [30] of its delivering liquid heat transfer medium is by tube connector [23D] series connection, connect by tube connector [23F] with first header [25] in every two groups of adjacent two its ends of circulating solar energy storage [27A], connect by conduit [23E] with first little union pipe [30] in its end, the titting water outlet [17] of the cold of its water tank of heat exchanger [6] [15] is connected with the header inner bag [25 '] of first group of first pair circulating solar energy heat collector [27 ' A] by conduit [23A], and circulating pump [20] and gate valve [19] be housed on conduit [23A], lower floor's container [16] of its fluid infusion case [9] of heat exchanger [6] is connected with its little union pipe [30 '] of first pair circulating solar energy heat collector [27 ' A] of first group by conduit [23B], and magnetic valve [19A] is housed on conduit [23B], the header inner bag of the cold cycling water pipe head [7] of its water tank of heat exchanger [6] [15] by one at one group of end of conduit [23G] and end pair circulating solar energy heat collectors [27 " A] [25 "] connect, the little union pipe of the upper end container [13] of its fluid infusion case [9] of heat exchanger [6] by one at one group of end of conduit [23H] and end pair circulating solar energy heat collectors [27 " A] [30 "] connect, and suction pumps [2] is housed on conduit [23H], and its suction end of suction pumps [2] and little union pipe [30 "] be communicated with suction pumps [2]; and magnetic valve [19A] and liquid level electric switch [11] make tandem by lead and are electrically connected.

2. solar heating engineering according to claim 1 system, it is characterized in that except that adopting calandria heat exchanger [6] as water tank [15] and the fluid infusion case [9], or adopt helical disk tubular type heat exchanger [6 '] as water tank [15] and fluid infusion case [9], the spiral coil inner chamber is as fluid infusion case [9], be used as water tank [15] between spiral coil outer wall and the heat exchanger inner bag, or by first line of a couplet pipe [13 "]; the radiator that second line of a couplet pipe [16 "] and comb [14 "] are welded into [9 "] is installed in the heat exchanger formed in the garden tubular inner bag [15 "] [6 "] as water tank [15] and fluid infusion case [9], the tubular cooler inner chamber is used as water tank [15] as fluid infusion case [9] between tubular cooler outer wall and the garden tubular inner bag.

3. solar heating engineering according to claim 1 system is characterized in that except that separate unit heat exchanger [6] is housed, or is parallel with two heat exchangers [6A] and [6B].

4. solar heating engineering according to claim 3 system; It is characterized in that heat exchanger [6A] in parallel and its admitting pipe joint of cold/hot water [7A] of [6B] its water tank [15A] and [15B] are parallel with respectively entering water electromagnetic valve [19N] and gate valve [19] and entering water electromagnetic valve [19M] and gate valve [19] with [7B]; Its titting water outlet [17A] and [17B] are parallel with out respectively water solenoid valve [19N '] and gate valve [19] and go out water solenoid valve [19M '] and gate valve [19]; Its feed tube joint [8A] of liquid heat transfer medium of heat exchanger in parallel [6A] and [6B] its fluid infusion case [9A] and [9B] and [8B] are parallel with respectively liquid inlet electromagnetic valve [19X] and gate valve [19] and liquid inlet electromagnetic valve [19X "] and gate valve [19]; Its liquid outlet joint [18A] and [18B] are equipped with respectively liquid outlet electromagnetic valve [19X '] and [19Y ']; Interlocking electric switch [52] is housed between entering water electromagnetic valve [19N] and [19M]; Liquid level control apparatus switch [11] is housed in fluid infusion case [9A]; Water tank [15A] is equipped with temperature-sensitive bag and the adjustable temperature controller [51] of temperature thereof; At conduit [23A] circulating pump [20] is housed and at conduit [23B '] suction pumps [2], each magnetic valve [19N] is housed; [19M]; [19N ']; [19M ']; [19X]; [19Y]; [19X]; [19Y ']; Interlocking electric switch [52]; Temperature controller [51]; Circulating pump [20] and suction pumps [2] all are electrically connected.

5. according to claim 1,2 or 3 described solar heating engineering systems, it is characterized in that making it the hot and cold water circulatory system [21] of continuously operation and being equipped with the continous way binary cycle system of the liquid heat transfer medium circulatory system [22] composition that suction pumps [2] makes it operation continuously except that circulating pump [20] is housed, or circulating pump [20] is housed, exhaust the hot and cold water circulatory system [21] of operation between magnetic valve [19A] and differential temperature controller [51A] make it and suction pumps [2] is housed, exhaust the formula binary cycle system between exhausting between magnetic valve [19A] and differential temperature controller [51A] make it that the liquid heat transfer medium circulatory system [22] of operation forms.

6. according to claim 1,2 or 3 described solar heating engineering systems, it is characterized in that heat transfer medium in the liquid heat transfer medium circulatory system [22] area that freezes in the winter time selects for use freezing point to be lower than 0 ° outside the anti-icing fluid below-50 ℃, or the area that do not freeze in the winter time adopts clean water as liquid heat transfer medium.

7. according to claim 1,2 or 3 described solar heating engineering systems, it is characterized in that the supplementary energy heater, except that adopting auxiliary electric heater unit [3], or oil burning boiler or gas fired-boiler or coal-burning boiler are housed.

8. according to claim 1,2 or 3 described solar heating engineering systems, it is characterized in that removing header inner bag [25] series connection mutually of each solar thermal collector [27A] of every group, its little union pipe [30] is series connection mutually, and adjacent every group too can heat collector [27A] between corresponding position also mutually outside the series connection, or still series connection mutually of the header inner bag [25] of each solar thermal collector [27A] of every group, its little union pipe [30] is series connection mutually still, and adjacent every group of solar thermal collector [27A] corresponding position is parallel with one another.

9. according to claim 1,2 or 3 described solar heating engineering systems, it is characterized in that except that being equipped with by number of patent application be the binary cycle system formed of two circulating solar energy heat collectors [27A] of 01123579.9 and 01130612.2, or the single loop system of being made up of single cycle solar thermal collector [27B] is housed.

10. solar heating engineering according to claim 9 system, it is characterized in that except that the continuous operation type single loop system that circulating pump [20] or suction pumps [2] make it continuously operation is housed, be equipped with suction pumps [2], magnetic valve [19N '] and differential temperature controller [51A] exhaust between making it operation between exhaust the operation type single loop system.

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