JPH0377164U - - Google Patents
Info
- Publication number
- JPH0377164U JPH0377164U JP13666389U JP13666389U JPH0377164U JP H0377164 U JPH0377164 U JP H0377164U JP 13666389 U JP13666389 U JP 13666389U JP 13666389 U JP13666389 U JP 13666389U JP H0377164 U JPH0377164 U JP H0377164U
- Authority
- JP
- Japan
- Prior art keywords
- bypass circuit
- sensor
- condenser
- refrigeration system
- evaporator
- 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
- 238000005057 refrigeration Methods 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 4
- 239000003507 refrigerant Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
Landscapes
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Description
第１図はこの考案の一実施例による冷凍装置の
冷媒回路図、第２図ａは同上実施例におけるコン
トローラの動作の流れを示すフローチヤート、第
２図ｂは同上実施例の動作を説明するための圧縮
比対流量の関係を示す特性図、第２図ｃは同上実
施例の動作を説明するための流量対開度の関係を
示す特性図、第３図はこの考案の冷凍装置の他の
実施例の冷媒回路図、第４図および第５図はそれ
ぞれ従来の冷凍装置の冷媒回路図、第６図は従来
の冷凍装置を説明するための蒸発温度と凝縮温度
に対する吐出管温度特性図である。
１……圧縮機、２……凝縮器、３……絞り装置
、４……蒸発器、６……バイパス回路、１０……
吐出管圧力センサ、１１……吸入管圧力センサ、
１２……電動式膨張弁、１３……コントローラ、
１４……凝縮温度センサ、１５……蒸発温度セン
サ。なお、図中、同一符号は同一、又は相当部分
を示す。
Fig. 1 is a refrigerant circuit diagram of a refrigeration system according to an embodiment of this invention, Fig. 2a is a flowchart showing the flow of operation of the controller in the above embodiment, and Fig. 2b explains the operation of the above embodiment. FIG. 2c is a characteristic diagram showing the relationship between the flow rate and the opening degree to explain the operation of the above embodiment, and FIG. FIGS. 4 and 5 are refrigerant circuit diagrams of a conventional refrigeration system, respectively, and FIG. 6 is a discharge pipe temperature characteristic diagram with respect to evaporation temperature and condensation temperature to explain the conventional refrigeration system. It is. 1... Compressor, 2... Condenser, 3... Throttle device, 4... Evaporator, 6... Bypass circuit, 10...
Discharge pipe pressure sensor, 11...Suction pipe pressure sensor,
12... Electric expansion valve, 13... Controller,
14... Condensation temperature sensor, 15... Evaporation temperature sensor. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
成される冷凍装置において、上記凝縮器を通過し
た液冷媒を上記圧縮機に導くバイパス回路と、こ
のバイパス回路に設けられ開度を可変することに
よりこのバイパス回路に流れる冷媒流量を調整す
る電動式膨張弁と、上記バイパス回路中に上記凝
縮器の凝縮圧力または凝縮温度を検出する第１の
センサと、上記蒸発器の蒸発圧力または蒸発温度
を検知する第２のセンサと、上記第１のセンサお
よび上記第２のセンサからの信号を受けて上記電
動式膨張弁の開度を制御するコントローラとを備
えたことを特徴とする冷凍装置。 In a refrigeration system formed through a compressor, a condenser, a throttle device, and an evaporator, there is provided a bypass circuit that guides the liquid refrigerant that has passed through the condenser to the compressor, and a bypass circuit that is provided in the bypass circuit and whose opening degree is variable. an electric expansion valve for adjusting the flow rate of refrigerant flowing into the bypass circuit; a first sensor for detecting a condensing pressure or a condensing temperature of the condenser in the bypass circuit; and an evaporating pressure or evaporating temperature of the evaporator. 1. A refrigeration system comprising: a second sensor that detects; and a controller that receives signals from the first sensor and the second sensor and controls the opening degree of the electric expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13666389U JPH0377164U (en) | 1989-11-24 | 1989-11-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13666389U JPH0377164U (en) | 1989-11-24 | 1989-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0377164U true JPH0377164U (en) | 1991-08-02 |
Family
ID=31683860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13666389U Pending JPH0377164U (en) | 1989-11-24 | 1989-11-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0377164U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002336413A (en) * | 2001-05-15 | 2002-11-26 | Samii Kk | Slot machine |
| JP2002336404A (en) * | 2001-05-15 | 2002-11-26 | Samii Kk | Slot machine |
-
1989
- 1989-11-24 JP JP13666389U patent/JPH0377164U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002336413A (en) * | 2001-05-15 | 2002-11-26 | Samii Kk | Slot machine |
| JP2002336404A (en) * | 2001-05-15 | 2002-11-26 | Samii Kk | Slot machine |
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