DE2204722C3 - Einrichtung zur Abtausteuerung von Verdichter-Kältemaschinen - Google Patents
Einrichtung zur Abtausteuerung von Verdichter-KältemaschinenInfo
- Publication number
- DE2204722C3 DE2204722C3 DE2204722A DE2204722A DE2204722C3 DE 2204722 C3 DE2204722 C3 DE 2204722C3 DE 2204722 A DE2204722 A DE 2204722A DE 2204722 A DE2204722 A DE 2204722A DE 2204722 C3 DE2204722 C3 DE 2204722C3
- Authority
- DE
- Germany
- Prior art keywords
- impeller
- defrosting
- air flow
- evaporator
- switch
- 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
Links
- 238000005057 refrigeration Methods 0.000 title claims description 6
- 238000010257 thawing Methods 0.000 claims description 26
- 238000010276 construction Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 10
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 1
- 238000009825 accumulation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000977 initiatory effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/02—Detecting the presence of frost or condensate
- F25D21/025—Detecting the presence of frost or condensate using air pressure differential detectors
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Defrosting Systems (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11488271A | 1971-02-12 | 1971-02-12 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2204722A1 DE2204722A1 (de) | 1972-08-24 |
| DE2204722B2 DE2204722B2 (de) | 1981-06-25 |
| DE2204722C3 true DE2204722C3 (de) | 1982-02-04 |
Family
ID=22357988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2204722A Expired DE2204722C3 (de) | 1971-02-12 | 1972-02-01 | Einrichtung zur Abtausteuerung von Verdichter-Kältemaschinen |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3726104A (enExample) |
| AU (1) | AU461420B2 (enExample) |
| BE (1) | BE779169A (enExample) |
| CA (1) | CA940723A (enExample) |
| DE (1) | DE2204722C3 (enExample) |
| FR (1) | FR2125401B1 (enExample) |
| GB (1) | GB1369026A (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2522791B1 (fr) * | 1982-03-05 | 1986-08-29 | Loubet Eliane | Equipement de controle pour pressuriseurs conditionneurs d'air notamment pour cabines de travail en atmosphere polluee |
| US5201185A (en) * | 1991-07-11 | 1993-04-13 | Thermo King Corporation | Method of operating a transport refrigeration unit |
| DE10315523A1 (de) * | 2003-04-04 | 2004-10-14 | BSH Bosch und Siemens Hausgeräte GmbH | Kältegerät mit adaptiver Abtauautomatik und Abtauverfahren dafür |
| CN112066618B (zh) * | 2020-09-15 | 2021-12-21 | 长虹美菱股份有限公司 | 一种立式冷冻箱气压调节微霜装置 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1984053A (en) * | 1930-07-07 | 1934-12-11 | Gen Fire Extinguisher Co | Automatically-controlled refrigerative system |
| GB391363A (en) * | 1931-11-03 | 1933-04-27 | Fox Robert | Improvements in alarm devices for fire-extinguishing sprinkler systems |
| US2346037A (en) * | 1942-10-29 | 1944-04-04 | Willson Products Inc | Resettable meter for indicating use of respirator filter canisters |
| US2882364A (en) * | 1956-10-15 | 1959-04-14 | Samuel C Warren | Safety switch |
| US3107499A (en) * | 1961-09-22 | 1963-10-22 | Honeywell Regulator Co | Control apparatus |
| US3159981A (en) * | 1963-03-14 | 1964-12-08 | Gen Electric | Heat pump including frost control means |
| US3159980A (en) * | 1963-07-17 | 1964-12-08 | Gen Electric | Refrigerator including combination evaporator fan motor and defrost control |
| US3355904A (en) * | 1966-01-21 | 1967-12-05 | Texas Instruments Inc | Differential fluid velocity sensing |
| US3370437A (en) * | 1966-06-14 | 1968-02-27 | Gen Motors Corp | Defrosting system |
| US3377817A (en) * | 1966-12-27 | 1968-04-16 | Trane Co | Defrost control for heating and cooling refrigeration systems |
| US3643457A (en) * | 1970-11-20 | 1972-02-22 | Westinghouse Electric Corp | Frost detector for refrigeration system |
-
1971
- 1971-02-12 US US00114882A patent/US3726104A/en not_active Expired - Lifetime
- 1971-11-09 CA CA127,187A patent/CA940723A/en not_active Expired
- 1971-12-24 AU AU37360/71A patent/AU461420B2/en not_active Expired
- 1971-12-30 GB GB6069371A patent/GB1369026A/en not_active Expired
-
1972
- 1972-02-01 DE DE2204722A patent/DE2204722C3/de not_active Expired
- 1972-02-10 BE BE779169A patent/BE779169A/xx unknown
- 1972-02-11 FR FR7204694A patent/FR2125401B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2204722B2 (de) | 1981-06-25 |
| FR2125401B1 (enExample) | 1976-07-23 |
| AU461420B2 (en) | 1975-05-29 |
| BE779169A (fr) | 1972-08-10 |
| FR2125401A1 (enExample) | 1972-09-29 |
| US3726104A (en) | 1973-04-10 |
| AU3736071A (en) | 1973-06-28 |
| DE2204722A1 (de) | 1972-08-24 |
| CA940723A (en) | 1974-01-29 |
| GB1369026A (en) | 1974-10-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |