JPS59122828A - Hot water supply system - Google Patents
Hot water supply systemInfo
- Publication number
- JPS59122828A JPS59122828A JP57232710A JP23271082A JPS59122828A JP S59122828 A JPS59122828 A JP S59122828A JP 57232710 A JP57232710 A JP 57232710A JP 23271082 A JP23271082 A JP 23271082A JP S59122828 A JPS59122828 A JP S59122828A
- Authority
- JP
- Japan
- Prior art keywords
- hot water
- temperature
- water temperature
- water supply
- supply system
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 122
- 238000000034 method Methods 0.000 abstract description 7
- 230000017525 heat dissipation Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1051—Arrangement or mounting of control or safety devices for water heating systems for domestic hot water
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は；貯湯式給湯システムの給湯温度制御方式に関
する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a hot water supply temperature control method for a hot water storage type hot water supply system.
従来例の構成とその問題点
従来、貯湯式給湯システムは、第１図に示すような基本
構成をとっている。Conventional configuration and its problems Conventionally, a hot water storage type hot water supply system has a basic configuration as shown in FIG.
第１図において、１は貯湯槽、２は熱源制御部も含めた
給湯機全体の制御部である。６は貯湯槽につながる給湯
配管であり、３および４は混合水栓であり、給湯配管６
により供給される湯と、給水管５によって供給される水
とを混合することによって所定の湯温を供給するように
なっている。In FIG. 1, 1 is a hot water storage tank, and 2 is a control section for the entire water heater including a heat source control section. 6 is a hot water supply pipe connected to the hot water storage tank, 3 and 4 are mixer taps, and hot water supply pipe 6
A predetermined hot water temperature is supplied by mixing the hot water supplied by the pipe 5 with the water supplied by the water supply pipe 5.
そのため使用者は、混合水栓を操作することによシ、常
に適当な温度の湯を得ることができるか反面、つぎのよ
うな問題がある。Therefore, users are not able to always obtain hot water at an appropriate temperature by operating the mixing faucet, but there are problems as follows.
混合水栓で３０°Ｃ〜９０°Ｃ程度の湯温を得ようとす
ると、貯湯槽の出口温度、すなわち給湯配管６に流れる
湯温は９ ｏＯＣ以上でなければ々らない。In order to obtain a hot water temperature of about 30° C. to 90° C. with a mixed faucet, the outlet temperature of the hot water storage tank, that is, the temperature of the hot water flowing into the hot water supply pipe 6 must be 9 oC or higher.
その結果、給湯配管６の配管長ｅによる放熱損失が生ず
る。As a result, heat radiation loss occurs due to the pipe length e of the hot water supply pipe 6.
発明め目的
本発明はこのような従来の問題点を解決するもので、貯
湯式給湯システムの特徴を損うことなく、給湯配管中の
放熱にもとづくエネルギー損失を最小限に押えることに
より、省エネルギー給湯システムを実現することを目的
とする。Purpose of the Invention The present invention is intended to solve these conventional problems, and to achieve energy-saving hot water supply by minimizing energy loss due to heat dissipation in the hot water supply piping without impairing the characteristics of the hot water storage type hot water supply system. The purpose is to realize the system.
発明の構成
この目的を達成するために、本発明は各々の蛇口におい
て設定した湯温値を外部に出力しうる混合水栓を設け、
貯湯槽の出湯口において、給水配管中の温度を外部制御
信号によって任意に制御可能な自動混合水栓を備え、上
記混合水栓の設定値と、給湯配管中の湯温にもとづき、
上記自動混合水栓を制御する制御回路により構成する。Structure of the Invention In order to achieve this object, the present invention provides a mixing faucet that can output the water temperature value set at each faucet to the outside,
At the hot water outlet of the hot water storage tank, an automatic mixing faucet is provided that can arbitrarily control the temperature in the water supply piping using an external control signal, and based on the setting value of the mixing faucet and the temperature of the water in the hot water supply piping,
It is composed of a control circuit that controls the automatic mixing faucet.
実施例の説明
第２図において、８および９は、設定値が外部に出力で
きる湯温設定部を備え、かつ出湯温度が前記設定値にな
るように給湯配管６から供給される湯と給水管６から供
給される水を自動的に混合する機能を備えた混合水栓で
ある。DESCRIPTION OF THE EMBODIMENTS In FIG. 2, 8 and 9 are provided with a hot water temperature setting unit that can output a set value to the outside, and are connected to hot water and water supply pipes supplied from the hot water supply pipe 6 so that the hot water temperature reaches the set value. This is a mixing faucet with a function to automatically mix water supplied from 6.
７は外部信号により制御可能な自動混合水栓、１１は給
水配管中の湯温検知器である。１ｏは湯温制御回路であ
り、混合水栓８および９の湯温設定信号ＴＩ、およびＴ
２と、湯温検知器１１の信号Ｔ３を入力信号とする。ま
た自動混合水栓の制御信号を出力信号とする。7 is an automatic mixing faucet that can be controlled by an external signal, and 11 is a hot water temperature detector in the water supply pipe. 1o is a hot water temperature control circuit, which outputs hot water temperature setting signals TI and T for mixing faucets 8 and 9.
2 and the signal T3 of the hot water temperature detector 11 are input signals. Also, the control signal of the automatic mixing faucet is used as the output signal.
上記構成において温度制御回路１ｏは上記湯温設定信号
Ｔ、、Ｔ２を比較して＋Ｔ１≧Ｔ２ならばＴ１を、また
Ｔ ｌ＜ Ｔ２ならばＴ２を基準湯温設定値として選択
する。一方給湯配管６の湯温Ｔ３は湯温検知器１１によ
って検知され、湯温制御回路１ｏに入力されているので
、湯温制御回路１０は上記基準湯温設定値と湯温Ｔ３と
を比較しつつ、自動混合水栓７の制御信号を出力する。In the above configuration, the temperature control circuit 1o compares the water temperature setting signals T, , T2, and selects T1 as the reference water temperature setting value if +T1≧T2, and selects T2 as the reference water temperature setting value if Tl<T2. On the other hand, the hot water temperature T3 in the hot water supply pipe 6 is detected by the hot water temperature detector 11 and is input to the hot water temperature control circuit 1o, so the hot water temperature control circuit 10 compares the reference hot water temperature setting value with the hot water temperature T3. At the same time, a control signal for the automatic mixing faucet 7 is output.
その結果自動混合水栓７は、上記基準湯温設定値と湯温
Ｔ３が等しくなるように給湯配管６中の湯温を制御する
。As a result, the automatic mixing faucet 7 controls the hot water temperature in the hot water supply pipe 6 so that the reference hot water temperature setting value and the hot water temperature T3 become equal.
すなわち、給湯配管中の湯温は各混合水栓で設定した湯
温値の最大値に近づくように制御される。That is, the water temperature in the hot water supply piping is controlled so as to approach the maximum value of the hot water temperature values set for each mixing faucet.
第３図は自動混合水栓の駆動方法の一実施例を説明した
構成図である。１３は従来の手動式混合水栓と同様の原
理にもとづく湯水混合部である。FIG. 3 is a configuration diagram illustrating an embodiment of a method for driving an automatic mixing faucet. Reference numeral 13 denotes a hot water mixing section based on the same principle as a conventional manual mixing faucet.
１４は給湯管につながり、１５は給水管につながる。１
６は蛇口、１２はＤｏモモ一式駆動部であり、従来の手
動部分をＤＣモータ駆動に置きかえることにより実現で
きる。すなわちＤＣモータに加える制御信号によって湯
水混合比を制御することができる。14 is connected to a hot water supply pipe, and 15 is connected to a water supply pipe. 1
6 is a faucet, and 12 is a Domomo complete drive unit, which can be realized by replacing the conventional manual part with a DC motor drive. That is, the hot water mixing ratio can be controlled by a control signal applied to the DC motor.
第４図は、第２図における設定した湯温値が外部に出力
可能な混合水栓８．および９において、温度設定部分の
構造の一例を示す。第４図において、１８は従来の出湯
温度制御が可能な混合水栓の本体部分、１９は設定温度
目盛、２０は温度設定用のツマミ、２１はポテンショメ
ータであシ、その可動軸２３は、混合水栓本体１８の温
度設定用の可動軸１８ａと連動する。２２はポテンショ
メータ２１の本体を混合水栓の本体部分（固定部分）に
固定するための金具である。温度設定用ツマミ２ｏはポ
テンショメータ２１の可動軸２３と取付ネジ２４によっ
て固定する。このような構成によって、温度設定用のツ
マミ２０を廻して、湯温を目盛に合せると、温度設定用
のツマミ２０と連動してポテンショメータ２１の可動軸
２３も回転し、湯温目盛に対応した位置信号が得られる
。FIG. 4 shows a mixing faucet 8 which can output the hot water temperature value set in FIG. 2 to the outside. and 9, an example of the structure of the temperature setting portion is shown. In Fig. 4, 18 is the main body of a conventional mixing faucet that can control the temperature of hot water, 19 is a setting temperature scale, 20 is a temperature setting knob, 21 is a potentiometer, and its movable shaft 23 is a mixing faucet. It works in conjunction with a movable shaft 18a for temperature setting of the faucet body 18. 22 is a metal fitting for fixing the main body of the potentiometer 21 to the main body portion (fixed portion) of the mixing faucet. The temperature setting knob 2o is fixed by a movable shaft 23 of a potentiometer 21 and a mounting screw 24. With this configuration, when the temperature setting knob 20 is turned to match the water temperature to the scale, the movable shaft 23 of the potentiometer 21 also rotates in conjunction with the temperature setting knob 20, so that the water temperature corresponds to the water temperature scale. A position signal is obtained.
第６図は、温度制御回路１０と周辺回路構成の一例を示
す。第５図において温度制御回路１０は１チーツブ・マ
イクロコンピュータ２６と４ビットＤ人変換器２６．お
よびパワー増幅器２７によって構成する。１チツプマイ
クロ・コンピュータ２５は、ムＤ変換回路内蔵のＬｓｉ
を使用することによって入力回路を簡略化できる。第６
図は、ＡＤ変換器を内蔵して直接アナログ信号を入力で
きる１チツプマイクロコンピユータ（Ｍ５８８４１−ｘ
ｘｘｓｐ ）の構成図を示す。FIG. 6 shows an example of the configuration of the temperature control circuit 10 and peripheral circuits. In FIG. 5, the temperature control circuit 10 includes a one-chip microcomputer 26 and a four-bit digital converter 26. and a power amplifier 27. The 1-chip microcomputer 25 is an LSI with a built-in D conversion circuit.
The input circuit can be simplified by using 6th
The figure shows a 1-chip microcomputer (M58841-x) that has a built-in AD converter and can directly input analog signals.
xxsp) is shown.
第６図において、混合水栓８，９と連動するポアー７シ
：ｌメータ２１ｍ、２１ｂで設定した湯温値Ｔｌおよび
Ｔ２は上記で説明した原理にもとづき、ポテンショメー
タの電位変化としてマイクロコンピータ１６のアナログ
入力端子Ｋｏ、およびＫｌに入力される。湯温Ｔ３は、
サーミスタのような湯温検知器１１と直列抵抗１１１Ｌ
とで分割した電位変化として、同様にマイクロコンピュ
ータ１６のアナログ入力端子に２に入力される。In FIG. 6, the water temperature values Tl and T2 set by the water meters 21m and 21b, which are connected to the water mixing faucets 8 and 9, are determined by the microcomputer 16 as a change in the potential of the potentiometer, based on the principle explained above. It is input to analog input terminals Ko and Kl. The water temperature T3 is
Water temperature sensor 11 like a thermistor and series resistor 111L
Similarly, the potential change divided by 2 and 2 is input to the analog input terminal of the microcomputer 16.
マイクロコンピュータ２６は、設定値Ｔ１およびＴ２の
最大値と湯温Ｔ３を比較しつつ、４ビツトの制御信号を
ＤＯ〜Ｄ３の出力端子から出力する。The microcomputer 26 outputs a 4-bit control signal from the output terminals DO to D3 while comparing the maximum value of the set values T1 and T2 with the hot water temperature T3.
上記制御ｉ号は０人変換器２６によってアナログ信号に
変換され、パワー増幅器２７を経て、自動混合水栓７を
制御する。このよう々制御手順はマイクロコンピュータ
１６に内蔵されているプログラムメモリ（ＲＯＭ 、２
０４８語×９ビット）に記憶されている。The control number i is converted into an analog signal by the 0-person converter 26, passes through the power amplifier 27, and controls the automatic mixing faucet 7. The control procedure is carried out in the program memory (ROM, 2) built into the microcomputer 16.
048 words x 9 bits).
第７図は、上記制御手順をフローチャートで説明してい
る。FIG. 7 explains the above control procedure using a flowchart.
以上のような構成と動作は、混合水栓の数が増加したシ
ステムにおいても同様の考えｊｉ″′ｒ″システムを構
成することができる。The above-mentioned configuration and operation can be used to configure a similar system even in a system in which the number of mixing faucets is increased.
発明の効果
以上のように本発明による給湯システムは、次の効果が
期待できる。本給湯システムは、各混合水栓の各湯温設
定値を検知して、これらの湯温設定値すなわち実際に蛇
口で使用する湯温の最大値が、貯湯槽につながる給湯配
管中の湯温になるように制御するので、給湯配管中の湯
温を必要以上に高める必要がない。このため、配管に伴
なう放熱エネルギー損失を軽減する効果がある。Effects of the Invention As described above, the hot water supply system according to the present invention can be expected to have the following effects. This hot water supply system detects each hot water temperature setting value of each mixing faucet, and determines that these hot water temperature setting values, that is, the maximum value of the hot water temperature actually used at the faucet, is the water temperature in the hot water piping leading to the hot water storage tank. There is no need to increase the temperature of the hot water in the hot water supply pipes more than necessary. This has the effect of reducing heat radiation energy loss associated with piping.
第１図は従来の貯湯式給湯システム図、第２図は本発明
による給湯システムの構成図、第３図は自動混合水栓の
駆動方法を示す図、第４図は混合水栓の湯温設定部の一
構成例を示す図、第６図は温度制御回路の一構成例を示
す図、第６図は温度制御回路に使用するマイクロコンピ
ータの内部構成の一例を示す図、第７図は制御手順のフ
ローチャートである。
１・・・・・・貯湯式給湯機、７・・・・・・自動混合
水栓、８゜９・・・・・・混合水栓、１０・・・・・・
温度制御回路、１１・・・・・・湯温検知器、２１．２
１１Ｌ、２１ｂ・・・・・・ポテンショメータ、２５・
・・・・・マイクロコンピュータ。
代理人の氏名 弁理士 中 尾 敏 男 ほか１名＠１
５１
第２図
↓
第４図
ｄ
味 。Fig. 1 is a diagram of a conventional hot water storage type hot water supply system, Fig. 2 is a configuration diagram of a hot water supply system according to the present invention, Fig. 3 is a diagram showing a method of driving an automatic mixing faucet, and Fig. 4 is a diagram showing the hot water temperature of the mixing faucet. FIG. 6 is a diagram showing an example of the configuration of the setting section, FIG. 6 is a diagram showing an example of the configuration of the temperature control circuit, FIG. 6 is a diagram showing an example of the internal configuration of a microcomputer used in the temperature control circuit, and FIG. It is a flowchart of a control procedure. 1...Hot water storage type water heater, 7...Automatic mixing faucet, 8゜9...Mixing faucet, 10...
Temperature control circuit, 11... Hot water temperature detector, 21.2
11L, 21b...Potentiometer, 25.
...Microcomputer. Name of agent: Patent attorney Toshio Nakao and 1 other person @1
51 Figure 2 ↓ Figure 4 d Taste.
Claims (3)
を構成し、上記各混合水栓の設定湯温の最大値が上記貯
湯式給湯機の出湯温度になるように制御すべく自動混合
水柱を出湯部に具備した給湯システム。(1) A storage-type water heater is constructed that has multiple mixing faucets as terminal parts, and automatic control is performed so that the maximum value of the set hot water temperature of each of the above-mentioned mixing faucets becomes the hot water output temperature of the storage-type water heater. A hot water supply system equipped with a mixed water column at the hot water outlet.
出湯温度が上記設定値になるべく自動的に湯と水を混合
する機能を備えた特許請求の範囲第１項に記載の給湯シ
ステム。(2) A hot water supply system according to claim 1, which includes a hot water temperature setting section that can output a set value to the outside, and has a function of automatically mixing hot water and water as much as possible to bring the hot water temperature to the set value. .
とづき、自動混合水栓を制御する特許請求の範囲第１項
に記載の給湯システム。(3) The hot water supply system according to claim 1, wherein the automatic mixing faucet is controlled based on the set hot water temperature of each mixing faucet and the hot water temperature in the hot water supply piping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57232710A JPS59122828A (en) | 1982-12-28 | 1982-12-28 | Hot water supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57232710A JPS59122828A (en) | 1982-12-28 | 1982-12-28 | Hot water supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59122828A true JPS59122828A (en) | 1984-07-16 |
Family
ID=16943562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57232710A Pending JPS59122828A (en) | 1982-12-28 | 1982-12-28 | Hot water supply system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59122828A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62201315U (en) * | 1986-06-11 | 1987-12-22 | ||
| JPS6346319A (en) * | 1986-08-11 | 1988-02-27 | Sekisui Chem Co Ltd | Hot water feed system |
| JPS6349641A (en) * | 1986-08-19 | 1988-03-02 | Sekisui Chem Co Ltd | Hot water supply system |
| JPH02144324U (en) * | 1989-05-08 | 1990-12-07 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5269039A (en) * | 1975-12-05 | 1977-06-08 | Kitamura Gokin Seisakusho | Method of and apparatus for supplying low temperature water for water heater |
| JPS5627841A (en) * | 1979-08-16 | 1981-03-18 | Kane Kogyo Kk | Combination system of solar water heater and hot water boiler |
| JPS57142431A (en) * | 1981-02-26 | 1982-09-03 | Sanyo Electric Co Ltd | Hot water feed device utilizing solar heat |
-
1982
- 1982-12-28 JP JP57232710A patent/JPS59122828A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5269039A (en) * | 1975-12-05 | 1977-06-08 | Kitamura Gokin Seisakusho | Method of and apparatus for supplying low temperature water for water heater |
| JPS5627841A (en) * | 1979-08-16 | 1981-03-18 | Kane Kogyo Kk | Combination system of solar water heater and hot water boiler |
| JPS57142431A (en) * | 1981-02-26 | 1982-09-03 | Sanyo Electric Co Ltd | Hot water feed device utilizing solar heat |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62201315U (en) * | 1986-06-11 | 1987-12-22 | ||
| JPS6346319A (en) * | 1986-08-11 | 1988-02-27 | Sekisui Chem Co Ltd | Hot water feed system |
| JPS6349641A (en) * | 1986-08-19 | 1988-03-02 | Sekisui Chem Co Ltd | Hot water supply system |
| JPH02144324U (en) * | 1989-05-08 | 1990-12-07 |
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