JP2786466B2 - Heat storage device - Google Patents
Heat storage deviceInfo
- Publication number
- JP2786466B2 JP2786466B2 JP1045435A JP4543589A JP2786466B2 JP 2786466 B2 JP2786466 B2 JP 2786466B2 JP 1045435 A JP1045435 A JP 1045435A JP 4543589 A JP4543589 A JP 4543589A JP 2786466 B2 JP2786466 B2 JP 2786466B2
- Authority
- JP
- Japan
- Prior art keywords
- steam
- water
- heat storage
- water supply
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000005338 heat storage Methods 0.000 title claims description 66
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 102
- 238000001704 evaporation Methods 0.000 claims description 34
- 230000008020 evaporation Effects 0.000 claims description 21
- 238000000605 extraction Methods 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 14
- 230000006698 induction Effects 0.000 claims description 13
- 238000009835 boiling Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 description 7
- 239000011232 storage material Substances 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 5
- 229920006395 saturated elastomer Polymers 0.000 description 5
- 239000011449 brick Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000003809 water extraction Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は熱を蓄熱して置き、必要に応じてこれを取り
出すのに用いられる蓄熱装置に関する。Description: TECHNICAL FIELD The present invention relates to a heat storage device used to store heat and store it as needed.
（従来の技術） 従来の蓄熱装置の１例が第３図に示されている。(Prior Art) One example of a conventional heat storage device is shown in FIG.
第３図において、01は蓄熱槽で、この内部には耐火煉
瓦からなる蓄熱材02が内蔵され、この蓄熱材02には複数
の熱媒流路03が形成されている。04は加熱器、05は放熱
器、06、07はブロア、08、09、010、011はダンパであ
る。In FIG. 3, reference numeral 01 denotes a heat storage tank, in which a heat storage material 02 made of a refractory brick is built, and in this heat storage material 02, a plurality of heat medium passages 03 are formed. 04 is a heater, 05 is a radiator, 06 and 07 are blowers, and 08, 09, 010, and 011 are dampers.
蓄熱運転時には、ダンパ08、09を開き、ダンパ010、0
11を閉じ、ブロア06を運転し、ブロア07を停止する。す
ると、ブロア06から吐出された空気は、実線矢印で示す
ように、ダクト014を経て加熱器04内に入り、ここで深
夜電力012が通電されるヒータ016によって所定の温度ま
で加熱される。この高温の空気はダンパ09を経て蓄熱槽
01内に入り、熱媒流路03を流過する過程で蓄熱材02を加
熱することによって降温して蓄熱槽01から流出する。そ
して、ダンパ08を通って再びブロア06に吸い込まれる。
以上を繰り返すことによって蓄熱材02を次第に昇温させ
ることによって蓄熱し、蓄熱槽01の出口における空気の
温度が上限温度に上昇した時点で蓄熱運転を終了する。During the heat storage operation, the dampers 08 and 09 are opened and the dampers 010 and 0
11 is closed, the blower 06 is operated, and the blower 07 is stopped. Then, the air discharged from the blower 06 enters the heater 04 through the duct 014, as shown by the solid line arrow, and is heated to a predetermined temperature by the heater 016 to which the midnight power 012 is supplied. This high-temperature air passes through the damper 09 and is stored in the heat storage tank.
In the process of flowing into the heat medium flow path 03, the heat storage material 02 is heated to lower the temperature and flow out of the heat storage tank 01. Then, it is sucked into the blower 06 again through the damper 08.
By repeating the above, the heat storage material 02 is gradually heated to store heat, and the heat storage operation ends when the temperature of the air at the outlet of the heat storage tank 01 rises to the upper limit temperature.
放熱運転時には、ダンパ010、011を開き、ダンパ08、
09を閉じ、ブロア07を運転し、ブロア06を停止する。す
ると、ブロア07から吐出された空気は、破線矢印で示す
ように、ダクト015、ダンパ010を経て蓄熱槽01内に入
り、ここで熱媒流路03を流過する過程で蓄熱材02から吸
熱することにより次第に昇温する。そして、ダンパ011
を経て放熱器05に入り、ここでコイル013内を循環する
水等に放熱することにより降温して再びブロア07に吸い
込まれ、以上を繰り返す。During the heat dissipation operation, open the dampers 010 and 011 and set the dampers 08 and
09 is closed, the blower 07 is operated, and the blower 06 is stopped. Then, the air discharged from the blower 07 enters the heat storage tank 01 through the duct 015 and the damper 010 as indicated by the broken line arrow, and absorbs heat from the heat storage material 02 in the process of flowing through the heat medium flow path 03. To gradually raise the temperature. And damper 011
Through the radiator 05, where the heat is radiated to the water or the like circulating in the coil 013 to lower the temperature and is sucked into the blower 07 again, and the above is repeated.
（発明が解決しようとする課題） 上記従来の装置においては、蓄熱材02として耐火煉瓦
を用いているため、その蓄熱密度が低く、従って、蓄熱
材02の容積を大きくしなければならないので、蓄熱槽01
が大型で大重量となる。(Problems to be Solved by the Invention) In the above-described conventional apparatus, since the refractory brick is used as the heat storage material 02, the heat storage density is low, and therefore, the volume of the heat storage material 02 must be increased. Vessel 01
Is large and heavy.
また、蓄熱運転時に空気を循環させるためのダクト01
4、ブロア06、ダンパ08、09と、放熱運転時に空気を循
環させるためのダクト015、ブロア07、ダンパ、010、01
1を備えているため、部品点数が多いとともにこれらの
部品は比容積が大きい空気を取り扱うために大型とな
り、しかも、高温の空気に曝されるので寿命が短い。A duct 01 for circulating air during the heat storage operation
4.Blower 06, dampers 08, 09, duct 015 for circulating air during heat dissipation operation, blower 07, dampers, 010, 01
Since the number of parts is 1, the number of parts is large, and these parts are large in size to handle air having a large specific volume, and their life is short because they are exposed to high-temperature air.
（課題を解決するための手段） 本発明は上記課題を解決するために発明されたもので
あって、第１の発明の要旨とするところは、誘導コイル
又は電気ヒータにより加熱されて蓄熱する金属製蓄熱体
と、同蓄熱体内に形成された蒸発室と、同蒸発室内に給
水する給水系と、この給水系からの給水を加熱された蓄
熱体の高温の蒸発室内壁面に直接接触させることにより
沸騰蒸発させて発生した蒸気を取り出す蒸気取出系と、
同蒸気取出系を経て導入された蒸気と第２の給水系を経
て導入された水を直接接触させて熱交換させる直接接触
式熱交換用水槽と、同水槽より温水を取り出す温水取出
系とからなることを特徴とする蓄熱装置にある。(Means for Solving the Problems) The present invention was invented to solve the above problems, and the gist of the first invention is that a metal that is heated by an induction coil or an electric heater and stores heat is used. A heat storage element, an evaporating chamber formed in the heat storage element, a water supply system for supplying water into the evaporation chamber, and a water supply from the water supply system being brought into direct contact with a wall surface of the heated heat storage element at a high temperature in the evaporation chamber. A steam extraction system for extracting steam generated by boiling and evaporating,
A direct contact heat exchange water tank for directly exchanging heat by bringing steam introduced through the steam extraction system into contact with water introduced through the second water supply system, and a hot water extraction system for extracting hot water from the water tank. A heat storage device.
また、第２の発明の要旨とするところは、誘導コイル
又は電気ヒータにより加熱されて蓄熱する金属製蓄熱体
と、同蓄熱体内に形成された蒸発室と、同蒸発室内に給
水する給水系と、この給水系からの給水を加熱された蓄
熱体の高温の蒸発室内壁面に直接接触させることにより
沸騰蒸発させて発生した過熱蒸気を取り出す蒸気取出系
と、同蒸気取出系を経て導入された過熱蒸気を冷却する
冷却器と、同冷却器の出口側に接続された気水分離器
と、同気水分離器より蒸気を取り出す第２の蒸気取出系
とからなることを特徴とする蓄熱装置にある。Further, the gist of the second invention is that a metal heat storage body that is heated and stored by an induction coil or an electric heater, an evaporation chamber formed in the heat storage body, and a water supply system that supplies water to the evaporation chamber. A steam extraction system for extracting superheated steam generated by boiling and evaporating the water supplied from the water supply system by directly contacting a high-temperature evaporating chamber wall surface of a heated regenerator, and a superheat introduced through the steam extraction system. A heat storage device comprising: a cooler for cooling steam; a steam-water separator connected to an outlet side of the cooler; and a second steam extraction system for extracting steam from the steam-water separator. is there.
（作用） 第１の発明においては、蓄熱運転時、誘導コイル又は
電気ヒータに通電して金属製蓄熱体を加熱して昇温させ
ることにより蓄熱する。放熱運転時には、給水を給水系
を経て加熱された蓄熱体の蒸発室内に給水して高温の蒸
発室内壁面に直接接触させることにより沸騰蒸発させ、
発生した蒸気を蒸気取出系を経て直接接触式熱交換用水
槽に導き、ここで第２の給水系を経て導入された水と直
接接触させて熱交換させることによって温度を発生させ
る。発生した温水は水槽から温水取出系によって取り出
される。(Operation) In the first invention, during the heat storage operation, heat is stored by energizing the induction coil or the electric heater to heat the metal heat storage body and raise the temperature. During the heat dissipation operation, the supply water is supplied to the evaporating chamber of the heat storage body heated via the water supply system, and is brought into direct contact with the wall surface of the high-temperature evaporating chamber to be boiled and evaporated.
The generated steam is led to a direct contact heat exchange water tank through a steam extraction system, where the steam is brought into direct contact with water introduced through a second water supply system to cause heat exchange to generate a temperature. The generated hot water is taken out of the water tank by a hot water take-out system.
第２の発明においては、その蓄熱運転時、第１の発明
と同様の作用によって蓄熱されるが、放熱運転時には、
蒸発室で発生した過熱蒸気は蒸気取出系を経て冷却器に
導かれてここで冷却され、次いで、気水分離器に導かれ
てここで冷却され、次いで、気水分離器に入って水分を
分離した後第２の蒸気取出系を経て取り出される。In the second invention, during the heat storage operation, heat is stored by the same operation as in the first invention, but during the heat dissipation operation,
The superheated steam generated in the evaporation chamber is led to a cooler via a steam extraction system, where it is cooled, and then guided to a steam separator, where it is cooled, and then enters the steam separator to remove moisture. After separation, it is removed via a second vapor removal system.
（実施例） 本発明の第１の実施例が第１図に示されている。(Embodiment) A first embodiment of the present invention is shown in FIG.
第１図においては、１は蓄熱槽で、金属製蓄熱体２と
これを被覆する断熱材３からなる。この蓄熱体２の略中
心部には蒸発室４が形成され、この蒸発室４を囲むよう
に誘導コイル５が埋設されている。６は蒸発室４内に水
を給水するための給水系、７は蒸発室４内で蒸発した蒸
気を取り出して直接接触式熱交換用水槽８内に導入する
ための蒸気取出系、９は直接接触式熱交換用水槽８に水
を供給するための第２の給水系、10は直接接触式熱交換
用水槽８内で発生した温水を取り出すための温水取出系
である。In FIG. 1, reference numeral 1 denotes a heat storage tank, which comprises a metal heat storage body 2 and a heat insulating material 3 covering the same. An evaporation chamber 4 is formed substantially at the center of the heat storage body 2, and an induction coil 5 is embedded so as to surround the evaporation chamber 4. Reference numeral 6 denotes a water supply system for supplying water into the evaporation chamber 4, reference numeral 7 denotes a steam extraction system for taking out the vapor evaporated in the evaporation chamber 4 and introducing the vapor into a water tank 8 for direct contact heat exchange, and reference numeral 9 denotes a direct water supply system. A second water supply system 10 for supplying water to the contact heat exchange water tank 8, and a hot water extraction system 10 for taking out hot water generated in the direct contact heat exchange water tank 8.
蓄熱運転時には、深夜電力を電線11、スイッチ12を介
して誘導コイル５に通電することによって蓄熱体２を加
熱し、これを所定温度まで昇温させることによって蓄熱
する。蓄熱体２が所定温度に昇温したとき、これを検知
した温度センサ13からの指令によってスイッチ12をOFF
とすることによって蓄熱運転を終了する。During the heat storage operation, the heat storage unit 2 is heated by energizing midnight power to the induction coil 5 through the electric wire 11 and the switch 12, and the heat storage unit 2 is heated by raising the temperature to a predetermined temperature. When the temperature of the heat storage body 2 rises to a predetermined temperature, the switch 12 is turned off by a command from the temperature sensor 13 which detects the temperature.
Then, the heat storage operation ends.
放熱運転時には、水が給水系６及びこれに介装された
流量制御弁14を経て蒸発室４内に給水され、これと同時
に第２の給水系９及びこれに介装された流量制御弁15を
経て水槽８内に給水される。蒸発室４内に噴出した水は
高温の蒸発室４の内壁面に直接接触することにより沸騰
蒸発する。発生した蒸気は蒸気取出系７を経て水槽８に
貯溜された水16中に噴出し、この水16と直接接触して熱
交換することにより温水を発生させる。発生した温水は
温水取出系10及びこれに介装されたポンプ17を経て取り
出され、需要先に移送される。During the heat dissipation operation, water is supplied into the evaporation chamber 4 through the water supply system 6 and the flow control valve 14 interposed therebetween, and at the same time, the second water supply system 9 and the flow control valve 15 interposed therein are supplied. The water is supplied into the water tank 8 through. The water jetted into the evaporation chamber 4 boils and evaporates by directly contacting the inner wall surface of the high-temperature evaporation chamber 4. The generated steam is ejected into the water 16 stored in the water tank 8 via the steam extraction system 7, and is brought into direct contact with the water 16 to exchange heat and generate hot water. The generated hot water is taken out through a hot water take-out system 10 and a pump 17 interposed in the hot water take-out system 10, and is transferred to a demand destination.
水槽８内の温水温度を検知する温度センサ18からの指
令によって流量制御弁14の開度を調整し、これを通る給
水流量を加減することにより水槽８内の温水温度はほぼ
一定に維持される。The opening degree of the flow control valve 14 is adjusted by a command from the temperature sensor 18 for detecting the temperature of the hot water in the water tank 8, and the temperature of the hot water in the water tank 8 is maintained substantially constant by adjusting the flow rate of the water supply through the valve. .
また、水槽８内の水位を検知する水位計19の水位セン
サ19aからの指令によって流量制御弁15の開度を調整
し、これを通る給水流量を加減することによって水槽８
内の水位はほぼ一定に維持される。なお、21は水槽８内
を大気圧に保持するためのベントチューブである。ま
た、誘導コイル５に代えて電気ヒータを用いることがで
きる。Further, the opening of the flow control valve 15 is adjusted by a command from a water level sensor 19a of a water level gauge 19 for detecting the water level in the water tank 8, and the flow rate of the water supply through the valve is adjusted by adjusting the opening of the flow control valve 15.
The water level inside is kept almost constant. Reference numeral 21 denotes a vent tube for maintaining the inside of the water tank 8 at atmospheric pressure. Further, an electric heater can be used instead of the induction coil 5.
この実施例の装置は、第３図に示す従来装置と対比す
れば次の利点を有する。The apparatus of this embodiment has the following advantages as compared with the conventional apparatus shown in FIG.
（１） 金属製蓄熱体２の蓄熱密度は耐火煉瓦のそれに
比し２倍以上となるので、同一蓄熱量とすれば、その容
積が大巾に小さくなる。(1) Since the heat storage density of the metal heat storage body 2 is twice or more as large as that of the refractory brick, if the same heat storage amount is used, the volume is greatly reduced.
（２） 金属製蓄熱体２の容積及び蓄熱量を耐火煉瓦の
それと同一とすれば、蓄熱温度を低く設定できるため、
断熱材３のコストを低減できる。(2) If the volume and the heat storage amount of the metal heat storage body 2 are the same as those of the refractory brick, the heat storage temperature can be set low.
The cost of the heat insulating material 3 can be reduced.
（３） 金属製蓄熱体２のためこれを容易に密閉でき
る。(3) The metal heat storage body 2 can be easily sealed.
（４） 蒸気を熱媒体としているため、空気に比しその
比容積が小さく、従って、蒸気取出系が小さくなる。(4) Since steam is used as the heat medium, its specific volume is smaller than that of air, so that the size of the steam extraction system is smaller.
（５） 蒸気からの熱回収のために直接接触式熱交換用
水槽８を用いているので、熱回収が容易であるとともに
そのコストを大巾に低減できる。(5) Since the water tank 8 for direct contact heat exchange is used for heat recovery from steam, heat recovery is easy and the cost can be greatly reduced.
（６） 蓄熱、放熱運転時に空気を循環させるためのダ
クト、ブロア、ダンパ等が不要であるため、コンパクト
化及びコストの低減が計れる。(6) Since a duct, a blower, a damper, and the like for circulating air during heat storage and heat radiation operation are not required, the size and cost can be reduced.
（７） 蓄熱運転時、高温の熱媒を循環させないため、
付属機器からの温度制限がない。従って、蓄熱体を均一
に昇温させることが可能であり、蓄熱密度を向上でき
る。(7) During the heat storage operation, the high-temperature heat medium is not circulated,
There is no temperature limit from attached equipment. Therefore, the temperature of the heat storage body can be raised uniformly, and the heat storage density can be improved.
（８） 金属製蓄熱体２を用いているため、対流、輻射
に加えて伝導、誘導を利用してこれを加熱できるので、
これを加熱するためのコストを低減できる。(8) Since the metal heat storage element 2 is used, it can be heated using conduction and induction in addition to convection and radiation.
The cost for heating this can be reduced.
本発明の第２の実施例が第２図に示されている。 A second embodiment of the present invention is shown in FIG.
蒸発室４内で蒸発した蒸気を取り出すための蒸気取出
系７は冷却器20に接続され、この冷却器20の出口側には
気水分離器21が接続され、また、この気水分離器21には
第２の蒸気取出系23が接続されている。A steam extraction system 7 for extracting the vapor evaporated in the evaporation chamber 4 is connected to a cooler 20, and a steam-water separator 21 is connected to an outlet side of the cooler 20. Is connected to a second steam extraction system 23.
蓄熱運転時には深夜電力を電線11、スイッチ12を介し
て誘導コイル５を通電することによって蓄熱体２を加熱
し、これを所定温度まで昇温させる。During the heat storage operation, the heat storage unit 2 is heated by energizing the induction coil 5 through the electric wire 11 and the switch 12 at midnight power, and the temperature is raised to a predetermined temperature.
放熱運転時には、水を遮断弁24、水タンク25、ポンプ
26、逆止弁27、循環ポンプ28、給水系６、流量制御弁14
を経て蒸発室４内に噴射してここで蒸発させる。蒸発室
４内で発生した過熱蒸気は蒸気取出系７を経て冷却器20
内に導入され、ここで給水管29を経て噴霧される水によ
って冷却されて飽和蒸気となる。この飽和蒸気は気水分
離器21内に入り、ここでドレンを分離した後、第２の蒸
気取出系23及びこれに介装された遮断弁30を経て取り出
され、需要先に送られる。気水分離器21で分離されたド
レンはドレン管31を経て逆止弁27からの給水と合流し、
循環ポンプ28によって付勢される。During heat dissipation operation, the water shuts off valve 24, water tank 25, and pump
26, check valve 27, circulation pump 28, water supply system 6, flow control valve 14
And is injected into the evaporation chamber 4 to evaporate. The superheated steam generated in the evaporation chamber 4 passes through the steam extraction system 7 and is cooled by the cooler 20.
, Where it is cooled by water sprayed through the water supply pipe 29 to become saturated steam. The saturated steam enters the steam separator 21 where the drain is separated, and is taken out through the second steam take-out system 23 and the shut-off valve 30 interposed therein, and sent to the demand destination. The drain separated by the steam separator 21 merges with the water supply from the check valve 27 via the drain pipe 31,
It is energized by the circulation pump 28.
気水分離器21内の蒸気圧力又は蒸気温度を検知するセ
ンサ32からの指令によって流量制御弁14の開度を調整
し、これを通る給水流量を加減することによって気水分
離器21内の蒸気の圧力又は温度を一定に維持する。The opening degree of the flow control valve 14 is adjusted by a command from a sensor 32 that detects the steam pressure or steam temperature in the steam separator 21, and the flow rate of the steam in the steam separator 21 is adjusted by adjusting the supply flow rate of water passing therethrough. Pressure or temperature is kept constant.
また、気水分離器21内のドレン水位を検知する水位計
33の水位センサ34からの指令によってポンプ26を制御す
ることにより給水量を調節する。In addition, a water level meter that detects the drain water level in the steam separator 21
The amount of water supply is adjusted by controlling the pump 26 in accordance with a command from the water level sensor 34 of 33.
他の構成及び作用は第１の実施例と同様であり、対応
する部材には同じ符号を付してその説明を省略する。Other configurations and operations are the same as those of the first embodiment. Corresponding members have the same reference characters allotted, and description thereof will not be repeated.
この第２の実施例においては、飽和蒸気を安定して取
り出すことができ、かつ、冷却器20は気水分離器21の構
造が簡単で小型となり、従って、安価に製造しうるとと
もにその据付スペースも少なくて足りる。In the second embodiment, the saturated steam can be taken out stably, and the cooler 20 has a simple structure of the steam-water separator 21 and is small in size. Is also enough.
（発明の効果） 本発明においては、金属製蓄熱体を用いているので、
その蓄熱密度が大きくなり、従って、蓄熱槽が小型、か
つ、安価となり、その据付面積も少なくなる。そして、
この金属製蓄熱体は誘導コイル又は電気ヒータによって
直接加熱されることにより昇温して蓄熱するので、加熱
のためのエネルギーの損失が少なく、また、対流、輻射
のみならず伝導、誘導を利用して加熱できるので容易、
かつ、迅速に加熱できる。しかも、蓄熱体の加熱に際し
高温の熱媒を循環させる必要がないので、熱媒を循環さ
せるための付属機器が不要となり、かつこれら付属機器
からの温度制限を受けないため、構造が簡単、安価とな
り、また、蓄熱体を高温に加熱して蓄熱密度を向上でき
る。(Effect of the Invention) In the present invention, since a metal heat storage element is used,
The heat storage density is increased, so that the heat storage tank is small and inexpensive, and its installation area is reduced. And
Since the metal heat storage body is heated by direct heating by the induction coil or the electric heater to store heat, energy loss for heating is small, and not only convection and radiation but also conduction and induction are used. Easy to heat,
And it can be heated quickly. In addition, since it is not necessary to circulate a high-temperature heat medium when heating the heat storage element, there is no need for an auxiliary device for circulating the heat medium. And the heat storage density can be improved by heating the heat storage body to a high temperature.
また、放熱運転時、金属製蓄熱体内に形成された蒸発
室内に給水してこれを高温の蒸発室内壁面に直接接触さ
せることにより沸騰蒸発させ、この蒸気を取り出すよう
にしたため、水や蒸気は空気に比しその比容積が小さ
く、従って、蒸発室内に給水する給水系及び蒸発室内で
蒸発した蒸気を取り出す蒸気取出系が小型となり、か
つ、安価となる。In addition, during the heat dissipation operation, water is supplied to the evaporating chamber formed in the metal heat storage body and is brought into direct contact with the wall surface of the high-temperature evaporating chamber to be evaporated by boiling. Therefore, the specific volume is smaller than that of the above, so that the water supply system for supplying water into the evaporating chamber and the steam extracting system for extracting the vapor evaporated in the evaporating chamber are reduced in size and inexpensive.
更に、第１の発明においては、蒸気室内で蒸発した蒸
気を直接接触式熱交換用水槽に導入して、ここで第２の
給水系を経て導入された水と直接接触させることにより
温水を発生させ、この温水を温水取出系を経て取り出す
ようにしたため、温水を効率良く発生させることができ
るとともにこの温水を需要先に供給することができる。Further, in the first invention, hot water is generated by introducing the steam evaporated in the steam chamber into the direct contact heat exchange water tank, where the steam is brought into direct contact with the water introduced through the second water supply system. Then, the hot water is taken out through the hot water extracting system, so that the hot water can be efficiently generated and the hot water can be supplied to a demand destination.
また、第２の発明においては、蒸気室内で発生した過
熱蒸気を冷却器に導いて冷却し、気水分離器でドレンを
分離した後第２の蒸気取出系を経て取り出すようにした
ため飽和蒸気を安定して効率良く発生させることができ
るとともにこの飽和蒸気を需要先に供給することができ
る。In the second invention, the superheated steam generated in the steam chamber is guided to a cooler to be cooled, the drain is separated by a steam separator, and then the steam is taken out through a second steam extraction system. The saturated steam can be generated stably and efficiently, and the saturated steam can be supplied to a demand destination.
第１図は本発明の第１の実施例を示す系統図、第２図は
本発明の第２の実施例を示す系統図、第３図は従来の蓄
熱装置の系統図である。 誘導コイル……５、金属製蓄熱体……２、蒸発室……
４、給水系……６、第２の給水系……９、蒸気取出系…
…７、直接接触式熱交換用水槽……８、温水取出系……
10、冷却器……20、気水分離器……21、第２の蒸気取出
系……23FIG. 1 is a system diagram showing a first embodiment of the present invention, FIG. 2 is a system diagram showing a second embodiment of the present invention, and FIG. 3 is a system diagram of a conventional heat storage device. Induction coil ... 5, metal heat storage unit ... 2, evaporation chamber ...
4, water supply system ... 6, second water supply system ... 9, steam extraction system ...
… 7, water tank for direct contact heat exchange …… 8, hot water extraction system ……
10, cooler ... 20, steam-water separator ... 21, second steam extraction system ... 23
フロントページの続き (58)調査した分野(Int.Cl.6，ＤＢ名) F24H 7/00 - 7/06 F28D 20/00Continuation of the front page (58) Field surveyed (Int. Cl. 6 , DB name) F24H 7/00-7/06 F28D 20/00
Claims (2)
て蓄熱する金属製蓄熱体と、同蓄熱体内に形成された蒸
発室と、同蒸発室内に給水する給水系と、この給水系か
らの給水を加熱された蓄熱体の高温の蒸発室内壁面に直
接接触させることにより沸騰蒸発させて発生した蒸気を
取り出す蒸気取出系と、同蒸気取出系を経て導入された
蒸気と第２の給水系を得て導入された水を直接接触させ
て熱交換させる直接接触式熱交換用水槽と、同水槽より
温水を取り出す温水取出系とからなることを特徴とする
蓄熱装置。1. A metal regenerator which is heated by an induction coil or an electric heater to store heat, an evaporation chamber formed in the regenerator, a water supply system for supplying water into the evaporation chamber, and a water supply from the water supply system. A steam extraction system for extracting the steam generated by boiling and evaporating by directly contacting the wall surface of the heated regenerator with a high temperature in the evaporating chamber, a steam introduced through the steam extraction system, and a second water supply system are obtained. A heat storage device, comprising: a direct contact heat exchange water tank for directly exchanging introduced water for heat exchange; and a hot water extracting system for extracting hot water from the water tank.
て蓄熱する金属製蓄熱体と、同蓄熱体内に形成された蒸
発室と、同蒸発室内に給水する給水系と、この給水系か
らの給水を加熱された蓄熱体の高温の蒸発室内壁面に直
接接触させることにより沸騰蒸発させて発生した過熱蒸
気を取り出す蒸気取出系と、同蒸気取出系を経て導入さ
れた過熱蒸気を冷却する冷却器と、同冷却器の出口側に
接続された気水分離器と、同気水分離器より蒸気を取り
出す第２の蒸気取出系とからなることを特徴とする蓄熱
装置。2. A heat storage element made of metal which is heated by an induction coil or an electric heater to store heat, an evaporation chamber formed in the heat storage body, a water supply system for supplying water to the evaporation chamber, and a water supply from the water supply system. A steam extraction system for taking out superheated steam generated by boiling and evaporating by directly contacting the high-temperature evaporation chamber wall surface of the heated regenerator, and a cooler for cooling the superheated steam introduced via the steam extraction system, A heat storage device comprising: a steam-water separator connected to an outlet side of the cooler; and a second steam extraction system for extracting steam from the steam-water separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1045435A JP2786466B2 (en) | 1989-02-28 | 1989-02-28 | Heat storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1045435A JP2786466B2 (en) | 1989-02-28 | 1989-02-28 | Heat storage device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02225951A JPH02225951A (en) | 1990-09-07 |
| JP2786466B2 true JP2786466B2 (en) | 1998-08-13 |
Family
ID=12719234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1045435A Expired - Lifetime JP2786466B2 (en) | 1989-02-28 | 1989-02-28 | Heat storage device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2786466B2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2920419B2 (en) * | 1990-11-16 | 1999-07-19 | 矢崎総業株式会社 | Heat storage device and heat storage and evaporator |
| JP3842512B2 (en) * | 2000-02-24 | 2006-11-08 | オムロン株式会社 | Fluid heating device |
| CN2449118Y (en) * | 2000-11-01 | 2001-09-19 | 利民(番禺南沙)电器发展有限公司 | Electromagnet water heater |
| CN109099502A (en) * | 2018-08-24 | 2018-12-28 | 南京金合能源材料有限公司 | Phase-change heat-storage electric-heating steam and hot water supply system and its control method |
| WO2024020634A1 (en) * | 2022-07-29 | 2024-02-01 | Graphite Energy (Assets) Pty Limited | Energy storage and utilisation system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0518628Y2 (en) * | 1986-12-25 | 1993-05-18 | ||
| JPS63172841A (en) * | 1987-01-09 | 1988-07-16 | Toshiba Corp | Hot water feeder |
| JPS63201405A (en) * | 1987-02-16 | 1988-08-19 | 株式会社東芝 | Circulation system type steam feeder |
-
1989
- 1989-02-28 JP JP1045435A patent/JP2786466B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02225951A (en) | 1990-09-07 |
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