JPH052897B2 - - Google Patents
Info
- Publication number
- JPH052897B2 JPH052897B2 JP58210229A JP21022983A JPH052897B2 JP H052897 B2 JPH052897 B2 JP H052897B2 JP 58210229 A JP58210229 A JP 58210229A JP 21022983 A JP21022983 A JP 21022983A JP H052897 B2 JPH052897 B2 JP H052897B2
- Authority
- JP
- Japan
- Prior art keywords
- hot water
- heating
- water supply
- proportional control
- solenoid valve
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 129
- 238000010438 heat treatment Methods 0.000 claims description 61
- 238000002485 combustion reaction Methods 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 6
- 238000003303 reheating Methods 0.000 claims description 2
- 239000000446 fuel Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000008236 heating water Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N1/00—Regulating fuel supply
- F23N1/08—Regulating fuel supply conjointly with another medium, e.g. boiler water
- F23N1/082—Regulating fuel supply conjointly with another medium, e.g. boiler water using electronic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2225/00—Measuring
- F23N2225/08—Measuring temperature
- F23N2225/18—Measuring temperature feedwater temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2233/00—Ventilators
- F23N2233/02—Ventilators in stacks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2235/00—Valves, nozzles or pumps
- F23N2235/12—Fuel valves
- F23N2235/14—Fuel valves electromagnetically operated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2235/00—Valves, nozzles or pumps
- F23N2235/12—Fuel valves
- F23N2235/18—Groups of two or more valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2237/00—Controlling
- F23N2237/02—Controlling two or more burners
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Description
【発明の詳細な説明】
産業上の利用分野
本発明は２缶２水式給湯暖房機の湯温制御装置
に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a hot water temperature control device for a two-can, two-water type hot water heater.
従来例の構成とその問題点
従来の２缶２水式給湯暖房機の湯温制御装置は
給湯側に比例制御弁を用い給湯湯温を比例制御で
安定させており、暖房側は電磁弁を複数個用い、
Hi−Lo−OFF燃焼により湯温制御する方式が主
流であつた。いわゆる、給湯器と暖房機を各々一
つの箱体に組込んだだけの複合商品であり、コス
ト面で非常に高くなつていた。Configuration of conventional example and its problems The hot water temperature control device of the conventional 2-can, 2-water hot water heater uses a proportional control valve on the hot water supply side to stabilize the hot water temperature through proportional control, and uses a solenoid valve on the heating side. Use multiple pieces,
The mainstream method was to control the hot water temperature using Hi-Lo-OFF combustion. This is a so-called composite product that simply incorporates a water heater and a space heater into a single box, and is extremely expensive.
第１図に従来例の構成概略図を示す。 FIG. 1 shows a schematic diagram of the configuration of a conventional example.
１は給湯用熱交換器で給水口１ａ及び給湯口１
ｂに接続されている。２は暖房用熱交換器で温水
戻口２ａ及び温水往口２ｂに接続されている。 1 is a heat exchanger for hot water supply, which has a water supply port 1a and a hot water supply port 1.
connected to b. 2 is a heating heat exchanger connected to a hot water return port 2a and a hot water outlet 2b.
暖房用温水通路にポンプ３と膨脹タンク４及び
バイパス管５を設け暖房温水通路を構成する。 A pump 3, an expansion tank 4, and a bypass pipe 5 are provided in the heating hot water passage to constitute the heating hot water passage.
膨脹タンク４には溢水管６が接続されている。
前記各々の熱交換器１，２には排気筒７が接続さ
れている。 An overflow pipe 6 is connected to the expansion tank 4.
An exhaust pipe 7 is connected to each of the heat exchangers 1 and 2.
燃料通路は元電磁弁SVo８から分岐して、給湯
用電磁弁SVW９と比例制御弁PSV１０を通して、
給湯用バーナ１１に、暖房Lo用電磁弁SVL１２
と暖房Hi用電磁弁SVH１３とバイパス通路１４
を通して、暖房用バーナ１５に接続して構成され
ている。 The fuel passage branches from the original solenoid valve SVo8 and passes through the hot water supply solenoid valve SV W9 and the proportional control valve PSV10.
The heating Lo solenoid valve SV L 12 is attached to the hot water supply burner 11.
and heating Hi solenoid valve SV H 13 and bypass passage 14
It is configured to be connected to the heating burner 15 through the heating burner 15.
前記給湯用熱交換器１の出口に給湯用サーミス
タ１６を設け、そのサーミスタ信号を比較器１７
と湯温設定器１８の信号で比例制御弁駆動部１９
を動作させ、出湯温を一定にするように比例制御
弁１０を動作させ、給湯用バーナ１１の燃焼量を
制御する。 A hot water supply thermistor 16 is provided at the outlet of the hot water supply heat exchanger 1, and the thermistor signal is sent to a comparator 17.
The proportional control valve drive unit 19 receives the signal from the hot water temperature setting device 18.
is operated, the proportional control valve 10 is operated to keep the hot water temperature constant, and the combustion amount of the hot water supply burner 11 is controlled.
１方、暖房用熱交換器２の出口に暖房用サーミ
スタ２０を設け、そのサーミスタ信号で暖房湯温
調節回路２１を動作させ、暖房Lo用電磁弁１２
と暖房Hi用電磁弁１３を動作させ、暖房用バー
ナ１５の燃焼量を制御し、暖房湯温を一定になる
ように制御する。 On the other hand, a heating thermistor 20 is provided at the outlet of the heating heat exchanger 2, and the heating hot water temperature adjustment circuit 21 is operated by the thermistor signal, and the heating Lo solenoid valve 12 is operated.
The heating Hi electromagnetic valve 13 is operated to control the combustion amount of the heating burner 15 and to control the heating water temperature to be constant.
各々の湯温を制御する為に、燃料通路構成部品
も多く、また、給湯用及び暖房用の各々に湯温制
御の為の回路が必要となる為、コストが高くなつ
ている。 In order to control the temperature of each hot water, there are many fuel passage components, and a circuit for controlling the hot water temperature is required for each of hot water supply and heating, which increases the cost.
発明の目的
本発明は前記欠点に鑑み、部品点数及び回路を
少なくして、給湯、暖房の湯温を安定に制御する
湯温制御装置をコスト安価に提供しようとするも
のである。OBJECTS OF THE INVENTION In view of the above drawbacks, the present invention aims to provide a hot water temperature control device that stably controls the hot water temperature for hot water supply and space heating at low cost by reducing the number of parts and circuits.
発明の構成
この目的を達成するために、本発明の給湯暖房
機の湯温制御装置は、元電磁弁と比例制御弁を直
列接続し、各々のバーナに分岐して給湯用電磁弁
と暖房用電磁弁を設け、給湯用熱交換器の出口に
設けた給湯用サーミスタ及び暖房用熱交換器の出
口に設けた暖房用サーミスタの信号を各々の比較
器を通して、給湯用比例制御演算部と暖房用比例
制御演算部を有するマイクロコンピユータに接続
し、そのマイクロコンピユータの出力側に接続し
た比例制御弁駆動部を動作させ、前記比例制御弁
を駆動させ、前記各々のバーナの燃焼量を制御す
るとともに給湯運転時には給水検知素子の信号で
給湯優先制御するように構成されている。この構
成によつて、一つの比例制御弁駆動部で比例制御
部を動作させることにより、給湯運転時には、給
湯用サーミスタの信号でマイクロコンピユータの
給湯用比例制御演算部で処理した出力で比例制御
弁を駆動させ湯温を安定に制御することができる
とともに、暖房暖房運転時には、暖房用サーミス
タの信号で、マイクロコンピユータの暖房用比例
制御演算部で処理した出力で比例制御弁を駆動さ
せ湯温を安定に制御できる。Composition of the Invention In order to achieve this object, the hot water temperature control device for a hot water heater according to the present invention connects a main solenoid valve and a proportional control valve in series, branches to each burner, and connects a solenoid valve for hot water supply and a solenoid valve for heating. A solenoid valve is installed, and the signals from the hot water thermistor installed at the outlet of the hot water heat exchanger and the heating thermistor installed at the outlet of the heating heat exchanger are passed through each comparator to connect the hot water proportional control calculation unit and the heating thermistor. It is connected to a microcomputer having a proportional control calculation section, and operates a proportional control valve drive section connected to the output side of the microcomputer to drive the proportional control valve, control the combustion amount of each burner, and supply hot water. During operation, the system is configured to prioritize hot water supply based on the signal from the water supply detection element. With this configuration, by operating the proportional control section with one proportional control valve drive section, during hot water supply operation, the proportional control valve is controlled by the output processed by the hot water supply proportional control calculation section of the microcomputer using the signal from the hot water supply thermistor. In addition, during heating operation, the heating thermistor signal drives the proportional control valve using the output processed by the heating proportional control calculation section of the microcomputer to control the hot water temperature. Can be controlled stably.
また、部品点数及びマイクロコンピユータを用
い、２つの演算処理をすることにより、各々最適
の湯温制御が出来、コスト安価にして目的を達成
することができる。 In addition, by using the number of parts and a microcomputer and performing two arithmetic processes, each water temperature can be controlled optimally, and the purpose can be achieved at low cost.
実施例の説明
以下、本発明の一実施例について、図面に基づ
いて説明する。DESCRIPTION OF EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.
第２図は実施例の構成概要図である。 FIG. 2 is a schematic diagram of the configuration of the embodiment.
１は給湯用熱交換器で給水口１ａ及び給湯口１
ｂに接続されており、給水側通路に給水を検知し
て信号を出す給水検知素子２２を有する。 1 is a heat exchanger for hot water supply, which has a water supply port 1a and a hot water supply port 1.
b, and has a water supply detection element 22 in the water supply side passage that detects water supply and outputs a signal.
２は暖房用熱交換器で温水戻口２ａ及び温水往
口２ｂに接続されている。暖房用温水通路にポン
プ３と膨脹タンク４及びバイパス管５を設けると
共に、前記膨脹タンク４には溢水管６を有する。
前記各々の熱交換器１，２には７の排気筒が接続
され、フアン羽根２４を有する強制排気フアンモ
ータ２３を設け、排気ガイド２５を通して排気口
２６に燃焼排気ガスを排出するように構成する。
また、燃焼用空気を給気口２７から供給できるよ
うにケース２８の一部に形成してある。 2 is a heating heat exchanger connected to a hot water return port 2a and a hot water outlet 2b. A pump 3, an expansion tank 4, and a bypass pipe 5 are provided in the heating hot water passage, and the expansion tank 4 has an overflow pipe 6.
Seven exhaust pipes are connected to each of the heat exchangers 1 and 2, and a forced exhaust fan motor 23 having fan blades 24 is provided to discharge combustion exhaust gas to an exhaust port 26 through an exhaust guide 25. .
Further, a part of the case 28 is formed so that combustion air can be supplied from the air supply port 27.
燃料通路は、元電磁弁SVo８と比例制御弁１０
を直列接続し、給湯用電磁弁SVW９を通して給湯
用バーナ１１に接続し、暖房用電磁弁SVH１３を
通して暖房用バーナ１５に分岐して接続する。 The fuel passage is the original solenoid valve SVo8 and proportional control valve 10.
are connected in series, connected to the hot water supply burner 11 through the hot water supply solenoid valve SV W 9, and branched and connected to the heating burner 15 through the heating solenoid valve SV H 13.
前記給湯用熱交換器１の出口に設けられた給湯
用サーミスタ１６の信号とリモコンなどの湯温設
定器１８の信号を比較器１７で比較演算してマイ
クロコンピユータ３１に設けられた給湯用比例制
御演算部３２を通して、比例制御駆動部１９を動
作させ、前記比例制御弁１０を動作させ、給湯用
バーナ１１の燃焼量を制御して、出湯温を一定と
なるように湯温制御するように構成し、一方、前
記暖房用熱交換器２の出口に設けた暖房用サーミ
スタ２０の信号と湯温設定器３０の信号を比較器
２９で比較演算し、前記マイクロコンピユータ３
１に設けられた暖房用比例制御演算部３３を通し
て、前記比例制御弁駆動部１９を動作させ、前記
比例制御弁１０を動作させ、暖房用バーナ１５の
燃焼量を制御して、暖房温水を一定に湯温制御す
るように構成してある。 A comparator 17 compares and calculates a signal from a hot water thermistor 16 provided at the outlet of the hot water heat exchanger 1 and a signal from a hot water temperature setting device 18 such as a remote control, and a proportional control for hot water provided in a microcomputer 31 is performed. The proportional control drive unit 19 is operated through the calculation unit 32, the proportional control valve 10 is operated, and the combustion amount of the hot water supply burner 11 is controlled to control the hot water temperature so that the hot water temperature is constant. On the other hand, a comparator 29 compares and calculates the signal from the heating thermistor 20 provided at the outlet of the heating heat exchanger 2 and the signal from the hot water temperature setting device 30, and the microcomputer 3
1, the proportional control valve drive unit 19 is operated to operate the proportional control valve 10 to control the combustion amount of the heating burner 15 to keep the heating hot water constant. It is configured to control the water temperature.
給湯用電磁弁９と暖房用電磁弁１３は、各々の
湯温制御をする時に開弁するように構成してあ
る。 The hot water supply electromagnetic valve 9 and the heating electromagnetic valve 13 are configured to open when each hot water temperature is controlled.
動作を説明すると、給湯口１ｂに接続された給
湯せん（図示せず）を開けると、給水検知素子２
２で給水を検知して給湯運転シーケンスが動作す
るように構成されており（図示せず）強制排気フ
アンモータ２３が回転する。元電磁弁８、給湯用
電磁弁９、比例制御弁１０を開弁させ、燃料に着
火保持させる。（着火、保持手段は特に図示せず）
給湯用バーナ１１が燃焼することにより、給湯
用熱交換器１が熱せられ、給湯口１ｂより出湯さ
れる。その出湯温度を給湯用サーミスタ１６で検
知し、比較器１７で湯温設定器１８で設定された
湯温となるように、マイクロコンピユータ３１の
給湯用比例制御演算部３２にPID演算プログラム
された制御信号で、比例制御弁駆動部１９を動作
させ、比例制御弁１０を動作させ、給湯用バーナ
１１の燃焼量を制御する。 To explain the operation, when the hot water heater (not shown) connected to the hot water supply port 1b is opened, the water supply detection element 2
2, water supply is detected and a hot water supply operation sequence is activated (not shown), and a forced exhaust fan motor 23 rotates. The main solenoid valve 8, the hot water supply solenoid valve 9, and the proportional control valve 10 are opened to keep the fuel ignited. (Ignition and holding means are not particularly shown) When the hot water supply burner 11 burns, the hot water supply heat exchanger 1 is heated, and hot water is discharged from the hot water supply port 1b. The hot water supply temperature is detected by the hot water supply thermistor 16, and the comparator 17 controls the hot water supply proportional control calculation section 32 of the microcomputer 31 using a PID calculation program so that the hot water temperature becomes the hot water temperature set by the hot water temperature setting device 18. In response to the signal, the proportional control valve drive section 19 is operated, the proportional control valve 10 is operated, and the combustion amount of the hot water supply burner 11 is controlled.
一方、暖房温水通路には、温水往口２ｂと温水
戻口２ａの先端に暖房用放熱器及び温水加熱によ
る風呂追焚用熱交換器（図示せず）を接続してあ
る。暖房用の運転信号をスイツチなど（図示せ
ず）を「入」にすると、ポンプ３と強制排気用フ
アンモータ２３が回転する。 On the other hand, in the heating hot water passage, a heating radiator and a bath reheating heat exchanger (not shown) are connected to the tips of the hot water outlet 2b and hot water return port 2a. When a heating operation signal is turned on by a switch or the like (not shown), the pump 3 and forced exhaust fan motor 23 rotate.
元電磁弁８、暖房用電磁弁１３、比例制御弁１
０を開弁させ、燃料に着火、保持させる。（着火、
保持手段は特に図示せず）
暖房用バーナ１５が燃焼することにより、暖房
用熱交換器２が熱せられ、温水往口２ｂを通して
暖房用放熱器など温水が循環供給される。 Original solenoid valve 8, heating solenoid valve 13, proportional control valve 1
0 is opened to ignite and hold the fuel. (Ignition,
(Holding means is not particularly shown) When the heating burner 15 burns, the heating heat exchanger 2 is heated, and hot water such as a heating radiator is circulated and supplied through the hot water outlet 2b.
その循環温水温度を暖房用サーミスタ２０で検
知し、比較器２９で湯温設定器３０で設定された
湯温となるように、マイクロコンピユータ３１の
暖房用比例制御演算部３３にPI演算プログラム
された制御信号で、比例制御弁駆動部１９を動作
させ、比例制御弁１０を動作させ、暖房用バーナ
１５の燃焼量を制御する。 The circulating hot water temperature is detected by the heating thermistor 20, and a PI calculation program is programmed into the heating proportional control calculation section 33 of the microcomputer 31 so that the temperature of the circulating hot water is detected by the heating thermistor 20, and the hot water temperature is set by the hot water temperature setting device 30 by the comparator 29. Using the control signal, the proportional control valve drive section 19 is operated, the proportional control valve 10 is operated, and the combustion amount of the heating burner 15 is controlled.
給水検知素子２２の信号を切替方式とし、給水
検知素子２２が動作した時に、給湯電磁弁９を開
弁し、暖房電磁弁１３を閉弁するように給湯優先
方式に構成してある。 The signal from the water supply detection element 22 is switched, and when the water supply detection element 22 operates, the hot water supply solenoid valve 9 is opened and the heating solenoid valve 13 is closed.
比例制御弁１０は、ダイヤフラムを用いた圧力
制御弁部を有するもので、電磁力により圧力を制
御する方式のものが本発明では有効である。 The proportional control valve 10 has a pressure control valve section using a diaphragm, and a type that controls pressure by electromagnetic force is effective in the present invention.
マイクロコンピユータ３１の給湯用比例制御演
算部３２と暖房用比例制御演算部３３は、比例制
御弁１０を駆動させ、給湯用バーナ１１及び暖房
用バーナ１５の燃焼量を制御して、各々最適な湯
温制御が出来るように演算プログラムすることに
より目的を達成している。 The hot water supply proportional control calculation unit 32 and the heating proportional control calculation unit 33 of the microcomputer 31 drive the proportional control valve 10 and control the combustion amount of the hot water supply burner 11 and the heating burner 15, respectively, to obtain optimal hot water. The purpose is achieved by programming the calculations so that temperature can be controlled.
発明の効果
以上のように本発明は、比例制御弁１０から分
岐させて給湯用バーナ１１と暖房用バーナ１５を
設け、給湯用及び暖房用の比例制御演算部３２及
び３３を通して、一つの比例制御弁駆動部１９で
各々の熱交換器の湯温制御をすることができる。Effects of the Invention As described above, the present invention provides a hot water supply burner 11 and a heating burner 15 branched from the proportional control valve 10, and performs one proportional control through the proportional control calculation units 32 and 33 for hot water supply and heating. The valve drive unit 19 can control the hot water temperature of each heat exchanger.
(1) 給湯・暖房共、一つの比例制御弁で燃焼量を
比例制御して湯温制御をするので湯温の安定化
が図れる。(1) For both hot water supply and heating, a single proportional control valve proportionally controls the amount of combustion to control the hot water temperature, making it possible to stabilize the hot water temperature.
(2) 特に暖房湯温が比例制御で湯温制御できるの
で従来のHi−Lo−OFF制御による湯温制御に
比べて、省エネルギ化が図れる。(2) In particular, since the heating water temperature can be controlled by proportional control, energy savings can be achieved compared to conventional hot water temperature control using Hi-Lo-OFF control.
(3) 給湯及び暖房共比例制御演算部の信号により
各々最適の湯温制御ができる。(3) Optimal hot water temperature control can be performed using signals from the proportional control calculation unit for hot water supply and heating.
(4) 燃料通路の部品点数が少なく、湯温制御回路
が一つとなる為、コスト安価となる。(4) There are fewer parts in the fuel passage and there is only one hot water temperature control circuit, resulting in lower costs.
第１図は従来例の構成概略図、第２図は本発明
の一実施例を示す構成概略図である。
１……給湯用熱交換器、２……暖房用熱交換
器、８……元電磁弁、９……給湯用電磁弁、１０
……比例制御弁、１３……暖房用電磁弁、１１…
…給湯用バーナ、１５……暖房用バーナ、１６…
…給湯用サーミスタ、１７……比較器（給湯用）、
１９……比例制御弁駆動部、２０……暖房用サー
ミスタ、２９……比較器（暖房用）、３１……マ
イクロコンピユータ、３２……給湯用比例制御演
算部、３３……暖房用比例制御演算部。
FIG. 1 is a schematic diagram of the configuration of a conventional example, and FIG. 2 is a schematic diagram of the configuration of an embodiment of the present invention. 1... Heat exchanger for hot water supply, 2... Heat exchanger for heating, 8... Original solenoid valve, 9... Solenoid valve for hot water supply, 10
...Proportional control valve, 13... Solenoid valve for heating, 11...
...Hot water supply burner, 15...Heating burner, 16...
...Thermistor for hot water supply, 17... Comparator (for hot water supply),
19...Proportional control valve drive unit, 20...Heating thermistor, 29...Comparator (for heating), 31...Microcomputer, 32...Proportional control calculation unit for hot water supply, 33...Proportional control calculation for heating Department.
Claims (1)
構成して給湯用に、他方がポンプで温水循環する
瞬間湯沸器を構成して追焚用、暖房用として構成
し、元電磁弁と比例制御弁を直列接続し、かつ前
記湯沸器の熱交換器にのぞませたバーナの各々に
分岐して給湯用電磁弁及び暖房用電磁弁を設け、
給湯用熱交換器の出口に設けた給湯用サーミスタ
及び暖房用熱交換器の出口に設けた暖房用サーミ
スタの信号を各々の比較器を通して、給湯用比例
制御演算部と暖房用比例制御演算部を有するマイ
クロコンピユータに入力し、そのマイクロコンピ
ユータの出力側に接続した比例制御弁駆動部を動
作させて前記比例制御弁を駆動させ、かつ前記
各々のバーナの燃焼量を制御するとともに、給湯
運転時には給水検知素子の信号で給湯優先制御す
るように構成してなる２缶２水式給湯暖房機の湯
温制御装置。1. It has two heat exchangers, one of which constitutes an instantaneous water heater for hot water supply, and the other constitutes an instantaneous water heater that circulates hot water using a pump for reheating and heating, A main solenoid valve and a proportional control valve are connected in series, and a solenoid valve for hot water supply and a solenoid valve for heating are provided branching to each of the burners facing the heat exchanger of the water heater,
The signals from the hot water supply thermistor installed at the outlet of the hot water supply heat exchanger and the heating thermistor installed at the outlet of the heating heat exchanger are passed through each comparator to connect the hot water supply proportional control calculation unit and the heating proportional control calculation unit. A proportional control valve drive section connected to the output side of the microcomputer is operated to drive the proportional control valve and control the combustion amount of each of the burners. A hot water temperature control device for a 2-can, 2-water hot water heater and heater configured to prioritize hot water supply based on a signal from a detection element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58210229A JPS60101447A (en) | 1983-11-08 | 1983-11-08 | Hot water temperature controlling device of dual water circuit-in-two heater type hot water supplying space heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58210229A JPS60101447A (en) | 1983-11-08 | 1983-11-08 | Hot water temperature controlling device of dual water circuit-in-two heater type hot water supplying space heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60101447A JPS60101447A (en) | 1985-06-05 |
| JPH052897B2 true JPH052897B2 (en) | 1993-01-13 |
Family
ID=16585918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58210229A Granted JPS60101447A (en) | 1983-11-08 | 1983-11-08 | Hot water temperature controlling device of dual water circuit-in-two heater type hot water supplying space heater |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60101447A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0371969B1 (en) * | 1987-04-28 | 1993-09-01 | Plastipak Packaging, Inc. | Blow molded polyethylene terephthalate container having iml textured label wall and method for making same |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2667277B2 (en) * | 1990-03-14 | 1997-10-27 | キヤノン株式会社 | Ink jet recording device |
| US5151715A (en) * | 1991-07-30 | 1992-09-29 | Hewlett-Packard Company | Printhead wiper for ink-jet printers |
| JP4756539B2 (en) * | 2005-09-30 | 2011-08-24 | 株式会社吉野工業所 | Application / weighing container |
-
1983
- 1983-11-08 JP JP58210229A patent/JPS60101447A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0371969B1 (en) * | 1987-04-28 | 1993-09-01 | Plastipak Packaging, Inc. | Blow molded polyethylene terephthalate container having iml textured label wall and method for making same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60101447A (en) | 1985-06-05 |
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