JPS62132346U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に係るガス瞬間湯沸器の温度制
御装置のクレーム対応図、第２図は中間点の温度
を設定するためセンサ位置と温度の関係を示す図
、第３図は本考案の温度制御装置を実行する際の
フローチヤートである。 ２：熱交換器、３：入水温度センサ、４：中間
点温度センサ、５：出湯温度センサ、６：出湯温
度設定手段、７：中間点設定温度決定手段、８：
制御演算手段、９：操作出力選択手段、１０：ガ
ス比例弁。 Figure 1 is a complaint response diagram of the temperature control device for a gas instantaneous water heater according to the present invention, Figure 2 is a diagram showing the relationship between the sensor position and temperature for setting the temperature at an intermediate point, and Figure 3 is a diagram showing the relationship between the sensor position and temperature according to the present invention. This is a flowchart when implementing the temperature control device. 2: heat exchanger, 3: incoming water temperature sensor, 4: intermediate point temperature sensor, 5: outlet temperature sensor, 6: outlet temperature setting means, 7: intermediate point temperature setting means, 8:
Control calculation means, 9: Operation output selection means, 10: Gas proportional valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 熱交換器の入水口側に配設され、通過水の温度
を測定する入水温度センサと、上記熱交換器の入
水口と給湯口との間の中間点の少なくとも１個所
に配設され、通過温水を測定する中間点温度セン
サと、上記熱交換器の給湯口側に配設され、通過
温水の温度を測定する出湯温度センサと、予め設
定される給湯口の出湯温度目標値となる出湯設定
温度値および上記入水温度センサで検出された温
度検出値から上記中間点における設定温度値を求
める中間点設定温度決定手段と、給湯口及び中間
点のそれぞれの位置における検出温度値及び設定
温度値からガス比例弁の操作出力を求める制御演
算手段と、この制御演算手段より出力される上記
操作出力のうち最小の弁開度を与える操作出力を
選択する操作出力選択手段とを備えたガス瞬間湯
沸器の温度制御装置。 An inlet water temperature sensor is disposed on the water inlet side of the heat exchanger and measures the temperature of passing water; an intermediate point temperature sensor that measures hot water; an outlet temperature sensor that is disposed on the hot water supply side of the heat exchanger and measures the temperature of passing hot water; and a hot water outlet setting that is a preset target value for the outlet temperature of the hot water supply outlet. Intermediate point set temperature determining means for determining the set temperature value at the intermediate point from the temperature value and the temperature detection value detected by the water inlet temperature sensor, and the detected temperature value and the set temperature value at each position of the hot water supply inlet and the intermediate point. A gas instantaneous hot water bath comprising: a control calculation means for calculating the operation output of a gas proportional valve from the above; and an operation output selection means for selecting the operation output that gives the minimum valve opening from among the operation outputs outputted from the control calculation means. Boiler temperature control device.