M279836 八、新型說明： 【新型所屬之技術領域】 本案係關於一種恆溫控制結構，尤指一種應用於冷凍系統之恆溫控制結構。 【先前技術】 、iw著社會之進步及生活水準之提高，冷料統，如冰箱、冰櫃或冷 日常生活中不可或缺之物品。而f知技藝冷料統之控制M279836 8. Description of the new type: [Technical field to which the new type belongs] This case relates to a constant temperature control structure, especially a constant temperature control structure applied to a refrigeration system. [Previous technology], iw, the progress of society and the improvement of living standards, cold materials, such as refrigerators, freezers or indispensable items in daily life. And the control of cold know-how
壓縮機控制維持冷料統樣溫狀態者，其主要原理係於系ti 二二r疋值時’則啟動壓縮機作用，以降低系統溫度，達到恆溫之要长，缺 :無論其壓賴為往復式或轉式，鋪難齡啟狀_紐量大求= 二關嶋繁致使壓縮機祕轉，因此，溫度㈣觀提供足H 間使其自身停機齡啟動，形成所控制溫度為上下起 1量大之 動閥控制，而該f知冷;東系統之怪溫控制結構主要係利用該 殊氣體’當溫度上升時’該氣體膨脹’頂開膨脹閥裝置，： T之體膨脹與麟進行控制，但其控制方式 其係揭示另-習知冷；r二控= 加埶綱敕^ 市j、、O稱5亥系統主要藉由啟動一電埶絲 ·3;r：a«；；3 檢之精神，終研發出本雜 事e仃業多年之經驗，並-本鐵而不 換，配合_纽控;%，冷舰管路轉 且無明顯之誤差變化，實為—不^g維持斜料統於-即定怪溫， M279836 【新型内容】 本案之主要目的係為提供一種具恆溫控制功能之 液分流至蒸發器，配合電磁閥及p. i.D.控控制透過部份冷媒 於-即錄溫m统溫度誤差小於正負G5度㈣。域轉該冷陳系統 為達上述目的，本案提供一種應用於冷凍系統之恆溫 少包含：-麵機，用以加屢—冷媒液；—冷凝器 g : ’其結構至 冷媒降低溫度：-猶n，連接該冷凝器，用赠用以使該 媒液管，連接該過濾器；一膨脹閥，連接該冷媒“;:冷 閥，用以使該冷騎職膨闕控織人該紐器後^^接，祕 機，„統溫度，·以及-控制管路，其具有—電磁^ 量，俾 於5亥冷媒液官與該蒸發器之間，用以調整該高壓齡媒進 ^、輕聯 使該系統達到一恆溫狀態。 …、毛為之 或毛ϊΐΐ^ίί)’其中該膨脹閥係為冷媒流量壓力控制裝置（如各式膨脹闊 統内之溫度。 根，上述構想，該怪溫控繼構，更包含—溫度❹ϋ以測定冷珠系 根據上述構想，該恆溫控制結構，更包含一迴路控制器（ρ I 該溫度感知器（I/P) input與該電_ (Q/p) _ut 控物 門 關，以該溫錢知器之歌數健設定數值味來作動。㈣電磁閥開 根據上述構想，其中該迴路控制器係為一 p· I D•控制器。 根據上述構想，該怪溫控制結構，更包含一貯液器，設置 過濾器間，用以貯存冷凝後之冷媒液。 7 根據上述構想，雜溫控制結構，更包含—熱交換器，設置於該膨服閥之 一進口端前與該蒸發器之一出口端後，用以交換兩者内之該冷媒液之熱量。 根據上述構想，其中該控制管路係由高壓液管側三通接出，其管路經 閥後接於膨脹閥後之蒸發器。 根據本案另一構想，本案更提供一種應用於冷凍系統之恆溫控制結構，其 、’、a構至y包含·壓機，用以加壓一冷媒液；一冷凝器，連接該壓縮機，用 以使該冷媒降低溫度；-膨闕，連接該冷凝器；—蒸發器，連接該膨脹間， M279836 到一恆溫狀態。 用以使該冷媒液透過該膨脹閥控制流入該蒸發器後吸熱蒸發 ί是Ί蒸1之間，用以调整該冷媒液進入該蒸發器之量，俾使該系統達 闊或等t中該膨脹閥係為—冷媒流量壓力控制裝置（如各式膨脹 根，上述構想，該恆溫控制結構，更包含一溫度感知器，用以測定冷凍系 統内之溫度。 根據上述構想，該恆溫控制結構，更包含一迴路控制器， _知贿該電侧之間，用雖繼電糊依該溫度感知器之測定結果^w 根據上述構想，其中迴路控制器係為一 p. I D•控制器。 々本案之再一目的係為提供一種應用於冷凍系統之恆溫控制結構，透過一控 制管路之導人，配合電磁閥及ρ· I D.控制器控制，即可有效 -即定恒溫，且其祕溫度誤差小於攝氏正負Q 5度以下。 束糸、、先於 、，達上，目的，本案提供一種應用於冷凍系統之恆溫控制結構，其結構至 少包含·一溫度感知器，用以測定該冷凍系統内之溫度；一控制管路，其具有 一電磁，，並與該冷凍系統之一膨脹閥並聯；以及一迴路控制器，設置於該溫 度感知器與該電磁閥之間，用以接收該溫度感知器之測定溫度，並調變控制該 電磁閥之作動，俾以導入該膨脹閥前之一冷媒液進入該冷陳系統之一蒸發器 内，進而調節該冷凍系統溫度而達一恆溫狀態。 、·根據上！ί構想，其中該冷凍系統更至少包含：一壓縮機，用以加壓該冷媒 液i一冷凝器，連接該壓縮機，用以使該冷媒降低溫度；一過濾器，連接該冷 凝器’用以濾除該冷媒液内之雜質；以及冷媒液管，連接該過濾器，用以使該 冷媒傳送至該膨脹閥，再由該膨脹閥進入該蒸發器，用以使該冷媒液透過該膨 關控制流入該蒸發器後吸熱蒸發後再導入壓麵，而降低系統溫度。 /艮據上述構想，其中該冷凍系統更包含一貯液器，設置於該冷凝器與該過 滤器間，用以貯存冷凝後之冷媒液。 、上述構想，其中該冷凍系統更包含一熱交換器，設置於該膨脹閥之一 進口端前與該蒸發器之-出口端後，用以交換兩者内之該冷媒液之熱量。 M279836 根據上述構想，其中該控制管路係透過兩三 媒液管與該蒸發器之間。 &句/、/脹閥並聯於5亥冷 根據上述構想，其巾該膨脹_為—自動膨服閱。 本案得藉由下列圖示與實施例說明，俾得一更清楚之了解。 【實施方式】 本案躺-鶴祕冷料統妹溫㈣結 二可有效維持該冷‘統且 二步說明本案創 任何適用本案技術之恆溫控制結構之貫施例而已，其他 所干請心严揭「示本案較佳實施具怪溫控制功能之冷綠统。如圖 f Γ其冓少包含：一壓縮機21，用以加壓一冷媒(未揭示）；一冷凝器22， ，，，機2i，用以使該冷媒冷凝降低溫度；—猶器23 _ ^除該冷翻之雜f 冷驗管24，連接該過絲23，用以流通液 =冷，，-祕閥25 ’連接該冷媒液管24 ;—蒸發器26，連接 5， ==透職舰㈣控繼人絲發器26後讀麟導入壓縮 ㈣’而降低糸統溫度；以及—控制管路，其具有—電磁閥27由冷媒液管％ 側二通接出’其冷躲管24路經電磁閥27後接_彡關25後之轉器％， 用以調整該冷媒進人該蒸發器26之量，俾使該系統達到—怪溫狀^。° 在實際應帛時’該膨脹閥25係為-冷媒流量壓力控制裝置（如各式膨脹閥 或毛細管其它料）。而錄溫控繼構，更包含—溫賴知^ 28，用以測定 卞東系統内之溫度；以及-迴路控 29，設置於該溫度感知器28與該電磁 閥27之間，用以控制該電磁閥27依該溫度感知器狀之測定數值與設定數值比 較來作動，其中該迴路控·29可為一 p i D.控制器。#然該怪溫控制結構 更可包含一貯液器30，設置於該冷凝器22與該過濾器23間，用以貯存冷凝後 之冷媒液。另外，於該膨脹閥25之一進口端前與該蒸發器26之一出口端後， 含一熱交換兩三通管32而與該膨脹閥25並聯於該冷煤液管24與該蒸 根據本案另一實施態樣，本案具恆溫控制功能之冷凍系統，其結構可簡單 地包含：一壓縮機21，用以加壓一冷媒液；一冷凝器22，連接該壓縮機士， M279836 用以使該冷媒液降低溫度；-膨關25，連接該冷凝器22 ; 一 接該膨脹間25，用以使該冷媒液透過該膨脹閥25控制 、x「 連 蒸發後再導人_機2卜辦録統溫度；以及—控條路 27，並與轉脹閥25並聯於該冷凝器22與該蒸發n 26之間，用 ^ 進入該蒸發器26之#，俾使該紐達到—怪溫雜。其某 冷媒流I壓力㈣裝置（如各式膨脹贼毛崎其它等 ^恆於^ ?:0亦了严T溫度感知器，8，用以測定_統内之ΐ度二及 器，"又置於S亥溫度感知器28與該電磁閥27之間，用以控制該電磁閥2 請之之測錢做設定數值峨來作動，其4迴 可為一 P. I.D·控制器。 紅和益α 接iiiifr實施態樣，本案亦提供—種應驗冷衫統讀溫控制結 Ϊΐΐ ί :—溫度感知器28，用以測定該冷;東系統内之溫度；一控 制官其具有—電磁閥27，並與該冷㈣、統之—膨脹閥25並聯；以及一= 路控制③29，⑪置於該溫度感知n 28與該電磁閥27之間，用以接收該溫声咸 知測定溫度’並調變控制該電磁閥27之作動，俾以導入該膨脹閥皿2^ 媒進入該冷絲統之一蒸發器26内，進而調節該冷;東系統溫度而達-怪 溫狀惑。 其中刖述之該冷凍系統除了該膨脹閥25及該蒸發器26外更包含-壓缩機 二:冷凝器，2，連接該壓縮機21，用以使該冷媒液降= =’ 連接4冷凝H 22 ’用以丨慮除該冷媒内之雜質；以及一冷媒液 管2V ”渡11 23，用以使該冷媒傳送至該膨關25，再由該膨脹閥、5 蒸，f ’用以使該冷媒透過該膨脹閥25控制流入該蒸發器26後吸熱 ST二缩機21，而降低系統溫度。而在本實施例中，本案該街星控制 、::巧，雜制官路透過兩三通管32轉_彡闕25並聯於該冷驗管以與該 Μ器26，間。藉由该溫度感知n 28測定冷;東系統内之溫度後回傳結果至該 迴，控制1 2^❿該電侧27麟賴祕控繼29之雜而調整導入冷媒 之畺，進而调節S玄冷來系統溫度而達所需恒溫狀態。 同樣地’雜溫控制結構更可包含一貯液器30，設置於該冷凝器22與該 過遽器23間，用以貯存冷凝後之冷媒液。另外，於該膨闕25之—進口端前 與該蒸發H 26之-出口端後’亦可包含—熱交換㈣，践交換兩者内之該 冷媒液之熱量。 M279836 由上可知，，案之冷/東系統係利用簡單之能量不滅定律，使系統達到恆溫 控，:除了冷;東系統之基本組件，如壓縮機、冷凝器、過濾器、蒸發器、冷媒 流置壓力控繼置（如各式膨關或毛細管其它料）外，不同於習知技藝者， 過一溫度，知器、一 P· L D·控制器與-電磁閥之並聯控制管路引：，先 夺錦機與貯液器所形成之”熱冷媒液”以三通管先導入該管路後（習知技藝者 係人f脹閥^再以電磁閥控制其輸出量，再於膨脹閥後段管路匯入(以 形成冷、熱冷媒液混和。透過電磁閥精確控制及P· U控制器經 、、二控制，本案之恆溫控制結構可使該冷㈣、統獲致精確之恒 腺之所案提供—種應用於冷來系統之忸溫控制結構，透過一控制管 定怪、、田，且LD·控制器控制，即可有效維持該冷料、統於一即 疋L皿且其系統ί皿度誤差小於正負0 5度以下，此為習知 多得之創作。縱使本創作已由上i之實施例詳細 範圍所欲保言^本w ㈣*匠思而為諸般修飾，然皆不脫如附申請專利 【圖式簡單說明】 t圖·其係揭示習知冷;東系統之恒溫控制結構。 第二圖：其係揭示本餘佳實施賊溫控㈣能之冷滚系統。 • 【主要元件符號說明】 11:壓縮機 12:溫度感知單元 13:電熱絲 KttD·控制器 21·壓細機 22:冷凝器 23.過’慮器 24:冷媒液管 25:膨脹閥 26:蒸發器 27:電磁間 28··溫度感知器 29:迴路控制器 30:貯液器 31·熱父換器 32:三通管The main principle of the compressor control to maintain the cold material sample temperature state is that when the ti 22 r value is used, the compressor function is started to reduce the system temperature and reach the constant temperature. The shortcoming is: Reciprocating or rotating type, difficult to start the age_New amount of big demand = Erguan Fanfan caused the compressor to turn secretly. Therefore, the temperature view provides enough time to start its own shutdown age, and the controlled temperature is up and down. A large amount of moving valve control, and the f knows the cold; the strange temperature control structure of the eastern system mainly uses the special gas' when the temperature rises' the gas expands' to open the expansion valve device: Control, but its control method is to reveal another-learning cold; r two controls = Jia 埶 敕 ^ city j ,, O said that the system is mainly by activating an electric wire · 3; r: a «; ; 3 the spirit of inspection, and eventually developed the years of experience in this chore e, and-the iron without changing, with _New Control;%, the cold ship pipeline is turned without obvious error changes, it is-no ^ gMaintaining the oblique material uniformly-that is, setting the strange temperature, M279836 [New content] The main purpose of this case is to provide a thermostatic control The liquid of the control function is diverted to the evaporator, cooperated with the solenoid valve and p. I.D. to control the passage through part of the refrigerant. The temperature error of the recording temperature m system is less than plus or minus G5 degrees. In order to achieve the above-mentioned purpose, this case provides a constant temperature applied to the refrigeration system including:-surface machine for adding-refrigerant liquid;-condenser g: 'its structure until the refrigerant reduces the temperature:- n, connect the condenser, use the donation to make the medium liquid pipe, connect the filter; an expansion valve, connect the refrigerant ";: cold valve, used to make the cold riding job expansion control weaving the button After the ^^ connection, the secret machine, the system temperature, and-control pipeline, which has-electromagnetic ^, between the 5 Hai refrigerant fluid officer and the evaporator to adjust the high-pressure age medium inlet ^, Qinglian brings the system to a constant temperature. …, Mao Weizhi or Mao ϊΐΐ ^ ί) 'Wherein the expansion valve system is a refrigerant flow pressure control device (such as the temperature in various types of expansion systems). Based on the above-mentioned concept, the strange temperature control structure further includes-temperature测定 To measure cold beads, according to the above concept, the constant temperature control structure further includes a loop controller (ρ I, the temperature sensor (I / P) input and the electric _ (Q / p) _ut control object door is closed, and According to the above-mentioned concept, the solenoid valve opening is based on the above-mentioned concept, wherein the loop controller is a p · ID • controller. According to the above-mentioned concept, the strange temperature control structure further includes A liquid reservoir is provided with a filter room for storing the condensed refrigerant liquid. 7 According to the above concept, the temperature control structure further includes a heat exchanger, which is arranged in front of one inlet end of the expansion valve and the evaporation. After the outlet end of one of the devices, it is used to exchange the heat of the refrigerant liquid in the two. According to the above concept, the control pipeline is connected by a high-pressure liquid pipe side tee, and the pipeline is connected to the expansion valve after the valve. Later evaporator. According to another idea of this case, The invention also provides a constant temperature control structure applied to a refrigeration system, which includes a compressor for pressurizing a refrigerant liquid, and a condenser connected to the compressor for reducing the temperature of the refrigerant. -Expansion, connected to the condenser;-Evaporator, connected to the expansion chamber, M279836 to a constant temperature state. Used to allow the refrigerant liquid to flow through the expansion valve to control the flow into the evaporator and absorb heat and evaporate. To adjust the amount of the refrigerant liquid entering the evaporator, to make the system wide or equal, the expansion valve system is a refrigerant flow pressure control device (such as various types of expansion roots, the above concept, the constant temperature control structure, It also includes a temperature sensor to measure the temperature in the refrigeration system. According to the above idea, the constant temperature control structure further includes a loop controller, which can be used to sense the temperature between the electrical side and the relay. The measurement result of the device ^ w According to the above concept, the loop controller is a p. ID • controller. 再 Another purpose of this case is to provide a constant temperature control structure for a refrigeration system, through a control tube The guide of the road, combined with the control of the solenoid valve and ρ · I D. controller, can be effective-that is, constant temperature, and its secret temperature error is less than plus or minus Q 5 degrees Celsius. Purpose, the present invention provides a constant temperature control structure applied to a refrigeration system, the structure of which at least includes a temperature sensor for measuring the temperature in the refrigeration system; a control pipeline, which has an electromagnetic field, and communicates with the refrigeration system An expansion valve is connected in parallel; and a loop controller is provided between the temperature sensor and the solenoid valve, for receiving the measured temperature of the temperature sensor, and adjusting and controlling the operation of the solenoid valve, so as to introduce the A refrigerant liquid before the expansion valve enters an evaporator of the cooling system, and then adjusts the temperature of the refrigeration system to reach a constant temperature. According to the above idea, the refrigeration system further includes at least: a compressor, A condenser for pressurizing the refrigerant liquid i, connected to the compressor for reducing the temperature of the refrigerant; a filter connected to the condenser 'for filtering out impurities in the refrigerant liquid; and a refrigerant A liquid pipe is connected to the filter for transmitting the refrigerant to the expansion valve, and then entering the evaporator from the expansion valve, for allowing the refrigerant liquid to flow through the expansion control to flow into the evaporator, absorb heat and evaporate, and then import Press the surface while reducing the system temperature. According to the above-mentioned concept, the refrigeration system further includes a liquid receiver, which is disposed between the condenser and the filter to store the condensed refrigerant liquid. The above concept, wherein the refrigeration system further comprises a heat exchanger, which is arranged in front of an inlet end of one of the expansion valves and after an -outlet end of the evaporator to exchange the heat of the refrigerant liquid in the two. M279836 According to the above-mentioned concept, the control pipeline passes between two or three medium liquid pipes and the evaporator. & sentence /, / Expansion valve connected in parallel to 5HaiLeng According to the above concept, the towel should be expanded automatically. This case can be understood more clearly by the following illustrations and examples. [Implementation] The case of this case-the secret of the cold material of the crane and the temperature of the girl, can effectively maintain the cold system, and the two steps explain that this case creates any consistent example of a constant temperature control structure that applies the technology of the case. "The case shows that the cold green system with a strange temperature control function is better implemented in this case. As shown in Figure f Γ, it contains: a compressor 21 for pressurizing a refrigerant (not disclosed); a condenser 22 ,,,,, Machine 2i for condensing the refrigerant to reduce the temperature;-the device 23 _ ^ except the cold turning f cold test tube 24, connected to the wire 23, for liquid flow = cold,-secret valve 25 'connection The refrigerant liquid pipe 24;-an evaporator 26, connected to 5, == the transmissive ship's control unit after the human hair dryer 26 reads the compressed air to reduce the system temperature; and-the control line, which has-electromagnetic The valve 27 is connected by the refrigerant liquid tube% side two-way. Its cold-hiding tube 24 is connected with the solenoid valve 27 through the solenoid valve 27, and it is used to adjust the amount of the refrigerant entering the evaporator 26. Make the system reach-strange temperature ^. ° When the actual response should be 'the expansion valve 25 is a refrigerant flow pressure control device (such as various types of expansion Or capillary other materials). And the temperature control relay structure further includes-Wen Lai Zhi ^ 28, used to measure the temperature in the East system; and-loop control 29, set in the temperature sensor 28 and the solenoid valve 27 In between, it is used to control the solenoid valve 27 to act according to the measured value and the set value of the temperature sensor-like comparison. Among them, the loop control 29 can be a pi D. controller. Contains a liquid reservoir 30, which is arranged between the condenser 22 and the filter 23, and is used to store the condensed refrigerant liquid. In addition, it is in front of an inlet end of the expansion valve 25 and an outlet end of the evaporator 26 Then, a heat-exchanging two-three-way pipe 32 is connected in parallel with the expansion valve 25 to the cold coal liquid pipe 24 and the steaming. According to another embodiment of the present invention, the refrigeration system with a constant temperature control function in this case can be simply structured. Contains: a compressor 21 to pressurize a refrigerant liquid; a condenser 22 connected to the compressor, M279836 to reduce the temperature of the refrigerant liquid;-expansion 25, connected to the condenser 22; one connected to the The expansion chamber 25 is used to control the refrigerant liquid through the expansion valve 25, x 「Even after evaporation, it will guide the temperature of the _machine 2 office; and-control the circuit 27, and in parallel with the expansion valve 25 between the condenser 22 and the evaporation n 26, use ^ to enter the evaporator 26 之 #, to make the button reach-strange temperature miscellaneous. Some of its refrigerant pressure I pressure device (such as various types of expansion thief Mao Qi, etc. ^ constant ^?: 0 also strict temperature sensor, 8, use In order to determine the degree of the second harmonic device in the _ system, "is placed between the Hai temperature sensor 28 and the solenoid valve 27, to control the solenoid valve 2 to request the measured value to set a value E to act, The 4 times can be a PID controller. Hongheyi α is connected to the iiiifr implementation mode, and this case also provides a type of cold shirt reading temperature control results ί:-temperature sensor 28, used to determine the cold; The temperature in the system; a controller has-solenoid valve 27, and is connected in parallel with the cold valve and the expansion valve 25; and a circuit control ③ 29, which is placed between the temperature sensor n 28 and the solenoid valve 27 It is used to receive the temperature and temperature, to measure the temperature, and to adjust and control the operation of the solenoid valve 27, so as to introduce the expansion valve vessel 2 into the cold wire. 26, thereby regulating the cold one evaporator; east of system temperature - temperature strange shape confusion. The refrigerating system described in addition to the expansion valve 25 and the evaporator 26 also includes-compressor two: condenser, 2, connected to the compressor 21, so that the refrigerant liquid drop = = 'Connection 4 condensation H 22 'for removing impurities in the refrigerant; and a refrigerant liquid pipe 2V' 11 11 for transmitting the refrigerant to the expansion gate 25, and then steaming by the expansion valve 5 and f 'for making The refrigerant is controlled through the expansion valve 25 and flows into the evaporator 26 to absorb the heat of the ST two-reduction machine 21, thereby reducing the system temperature. In this embodiment, the street star control in this case is: The through pipe 32 turns_25 is connected in parallel to the cold test tube to connect to the MEMS device 26. The cold is measured by the temperature sensing n 28; the temperature in the east system is used to return the result to the round, and control 1 2 ^电 The electric side 27 is controlled by the secret control after the miscellaneous 29 to adjust the introduction of the refrigerant, and then the temperature of the system is adjusted to achieve the required constant temperature state. Similarly, the miscellaneous temperature control structure may include a reservoir. 30. It is arranged between the condenser 22 and the condenser 23 to store the condensed refrigerant liquid. In addition, it is The front of the end and the end of the evaporation H 26-after the outlet end can also include-heat exchange, to exchange the heat of the refrigerant liquid in both. M279836 From the above, the cold / east system of the case uses simple energy The law of immortality enables the system to achieve constant temperature control: in addition to cold; the basic components of the eastern system, such as compressors, condensers, filters, evaporators, refrigerant flow pressure control relay (such as various types of expansion or capillary materials) In addition, unlike the skilled artist, after a temperature, the parallel control circuit of the sensor, a P · LD · controller and the-solenoid valve leads: the "hot refrigerant liquid formed by the brocade machine and the reservoir" After the three-way pipe is introduced into the pipeline (the person skilled in the art is an expansion valve), then the solenoid valve is used to control its output, and then it is introduced into the pipeline at the back of the expansion valve (to form a mixture of cold and hot refrigerant liquid. Through the precise control of the solenoid valve and the control of the P · U controller, the constant temperature control structure of this case can provide the cold-headed, uniformly-accurate constant gland to provide a kind of temperature control structure for the cold-headed system. , Through a control tube to determine monsters, and fields, and LD controller control System, it can effectively maintain the cold material, integrate it into the L dish, and its system error is less than plus or minus 0.5 degrees, which is a well-known creation. Even if this creation has been detailed from the above embodiment The scope of what you want to guarantee ^ 本 w ㈣ * Thinking about all kinds of modifications, but you can't help but attach the patent application [Simplified illustration of the diagram] t Figure · It is a system that reveals the conventional cold; the constant temperature control structure of the eastern system. Picture: This is a cold rolling system that reveals this Yujia's implementation of thief temperature control. • [Description of main component symbols] 11: Compressor 12: Temperature sensing unit 13: Electric heating wire KttD · Controller 21 · Finner 22: Condenser 23. Filter 24: Refrigerant liquid pipe 25: Expansion valve 26: Evaporator 27: Electromagnetic chamber 28. Temperature sensor 29: Loop controller 30: Reservoir 31 Tube