DE508916C - Method for comparing the outflow temperature of the liquid in electrically heated instantaneous water heaters - Google Patents
Method for comparing the outflow temperature of the liquid in electrically heated instantaneous water heatersInfo
- Publication number
- DE508916C DE508916C DES89403D DES0089403D DE508916C DE 508916 C DE508916 C DE 508916C DE S89403 D DES89403 D DE S89403D DE S0089403 D DES0089403 D DE S0089403D DE 508916 C DE508916 C DE 508916C
- Authority
- DE
- Germany
- Prior art keywords
- temperature
- liquid
- water
- water heaters
- electrically heated
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 30
- 239000007788 liquid Substances 0.000 title claims description 6
- 238000000034 method Methods 0.000 title claims description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H1/101—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using electric energy supply
- F24H1/102—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium using electric energy supply with resistance
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
- Control Of Temperature (AREA)
Description
Verfahren zur Vergleichmäßigung der Ausflußtemperatur der Flüssigkeit bei elektrisch beheizten Durchlauferhitzern In vielen Betrieben, beispielsweise in Färbereien, chemischen Fabriken oder Seidenspinnereien, wird laufend heißes Wasser gebraucht, dessen Temperatur eine vorgeschriebene Hölle haben muß.Method for equalizing the outflow temperature of the liquid in the case of electrically heated instantaneous water heaters In many companies, for example In dye works, chemical factories or silk mills, hot water is constantly used used, the temperature of which must have a prescribed hell.
Zur Erhitzung .des Wassers werden häufig elektrisch beheizte Durchlauferhitzer oder Warmwasserspeicher verwendet.Electrically heated instantaneous water heaters are often used to heat the water or hot water storage tank used.
Die Durchlauferhitzer sind mit einem Wärmeregler versehen, der den. Heizstrom beim Erreichen einer bestimmten Wassertemperatur ausschaltet und nach Abkühlung des Wassers wieder einschaltet. Der Nachteil dieser Anordnung bestellt darin, daß der Wärmeregler infolge seiner thermischenTrägheit erst bei einer verhältnismäßig hohen L'berhitzung des Wassers anspricht, so daß eine gewisse Menge zu warmen Wassers aus dein Durchlauferhitzer fließt. Ist der Heizstrom ausgeschaltet, so spricht der Regler erst wieder an, nachdem das Wasser verhältnismäßig weit unter das zulässige Maß abgekühlt ist.The water heaters are equipped with a heat regulator that controls the. Heating current switches off when a certain water temperature is reached and afterwards The cooling of the water switches on again. The disadvantage of this arrangement is ordered in the fact that the thermostat, due to its thermal inertia, only starts at a relatively low temperature high overheating of the water responds, so that a certain amount of too warm water flows out of your water heater. If the heating current is switched off, he speaks Regulator only starts again after the water is relatively far below the permissible level Degree has cooled.
In einem Warmwasserspeicher müssen, da (las heile Wasser nach oben steigt und da-s kalte nach unten sinkt, Heizeinrichtung und Temperaturregler im unteren Teil des Speichers angeordnet sein, damit die gesamte Wassermenge genügend erhitzt wird. Der Temperaturregler schaltet infolgedessen den Heizstrom erst dann aus, wenn an der Stelle des Temperaturreglers, d. h. im unteren Teil des Speichers, die gewünschte Temperatur erreicht ist. Im Augenblick des Ausschaltens ist demnach die Temperatur im ganzen Speicher nicht gleich. Die gleichmäßige Temperatur stellt sich vielmehr erst langsam durch Aufsteigen des heißen Wassers ein, so da11) die Endtemperatur höher als die gewünschte Aufladetemperatur ist. Während der darauffolgenden Entladung des Warmwasserspeichers sinkt die Temperatur durch die natürliche Abkühlung, so daß die Temperatur des Wassers nicht konstant ist.In a hot water tank, there (read healthy water upwards rises and the cold sinks down, heating device and temperature controller in be arranged lower part of the memory, so that the total amount of water is sufficient is heated. As a result, the temperature controller only switches the heating current then off if in place of the temperature controller, d. H. in the lower part of the tank, the desired temperature has been reached. At the moment of switching off is therefore the temperature in the entire tank is not the same. The uniform temperature represents rather, only slowly when the hot water rises, so that the The final temperature is higher than the desired charging temperature. During the following When the hot water tank is discharged, the temperature drops due to natural cooling, so that the temperature of the water is not constant.
Diese Nachteile werden nach der Erfindung dadurch vermieden, daß das Wasser zuerst in einem Durchlauferhitzer mit Temperaturregler auf eine bestimmte Temperatur erwärmt und dann in einen Mischbehälter geleitet wird. Dort wird das abwechselnd kalt und warm zufließende Wasser gut durchmischt und dadurch eine gleichmäßige Temperatur erzeugt. Dadurch werden die Temperattirschwankttngen zwischen der Flüssigkeitsteinperatur des Mischbehälters bei aus-und eingeschaltetem Heizstrom verringert. DieWassertemperatur im Mischbehälter wird gemessen und der Wärmeregler des Durchlauferhitzers so eingestellt, daß die gewünschte Temperatur im Mischbehälter erreicht wird. Dabei wird im allgemeinen die am Wärmeregler eingestellte Temperatur von der im Wasserbehälter gemessenen Temperatur abweichen.These disadvantages are avoided according to the invention in that the Water first in a water heater with a temperature controller on a certain Temperature is heated and then passed into a mixing container. There it will Alternating cold and warm water is mixed well and thus a uniform Temperature generated. As a result, the temperature fluctuates between the liquid stone temperature of the mixing container is reduced when the heating current is switched off and on. The water temperature Measurements are taken in the mixing tank and the temperature regulator of the flow heater is set so that that the desired temperature is reached in the mixing container will. Included In general, the temperature set on the heat regulator differs from that in the water tank measured temperature deviate.
Zur besseren Durchrnischung des Wassers im Mischbehälter kann dieser zweckmäßig mit einem Mischwerk versehen werden.For better mixing of the water in the mixing tank, this can suitably be provided with a mixer.
Die Genauigkeit der Temperaturregulierung kann auch durch Hintereinanderschalten mehrerer Durchlauferhitzer, in denen das Wasser stufenweise auf die gewünschte Temperatur erwärmt wird, erhöht werden.The accuracy of the temperature regulation can also be achieved by connecting them in series several water heaters, in which the water gradually increases to the desired temperature is heated, be increased.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES89403D DE508916C (en) | 1929-01-13 | 1929-01-13 | Method for comparing the outflow temperature of the liquid in electrically heated instantaneous water heaters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES89403D DE508916C (en) | 1929-01-13 | 1929-01-13 | Method for comparing the outflow temperature of the liquid in electrically heated instantaneous water heaters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE508916C true DE508916C (en) | 1930-09-29 |
Family
ID=7515091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DES89403D Expired DE508916C (en) | 1929-01-13 | 1929-01-13 | Method for comparing the outflow temperature of the liquid in electrically heated instantaneous water heaters |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE508916C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6267226B1 (en) | 1996-10-04 | 2001-07-31 | Paul Laurence Jarmain | Bucket elevator improvements |
-
1929
- 1929-01-13 DE DES89403D patent/DE508916C/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6267226B1 (en) | 1996-10-04 | 2001-07-31 | Paul Laurence Jarmain | Bucket elevator improvements |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0038318B1 (en) | Control system for controlling the heating of domestic water for a storage tank | |
| DE508916C (en) | Method for comparing the outflow temperature of the liquid in electrically heated instantaneous water heaters | |
| DE69100304T2 (en) | Hot water supply device in a closed circuit. | |
| US1863786A (en) | Process and apparatus for heating liquids | |
| DE19954943A1 (en) | Killing Legionnaire's disease bacteria involves heating of flowing drinking water and thermally disinfecting it through stay in tank for a specified period at a specified temperature | |
| AT394902B (en) | HOT WATER TANK | |
| AT368621B (en) | TEMPERATURE CONTROL DEVICE OF THE WATER IN A WATER TANK | |
| DE669262C (en) | Electrically heated hot water storage tank | |
| DE172086T1 (en) | HEATING METHOD FOR A BUILDING OR ANY ROOM AND EQUIPMENT THEREFOR. | |
| DE629333C (en) | Domestic water heater combined with a hot water heating system | |
| DE2602911A1 (en) | Domestic water heater circulation system - has divider for heated water area leading to storage area fitted with flow baffles | |
| CH681483A5 (en) | ||
| DE2607475C2 (en) | Heat exchanger | |
| CH144523A (en) | Method for equalizing the outflow temperature of the liquid in electrically heated instantaneous water heaters using a controller connected to the instantaneous water heater and periodically changing the heat and a device for carrying out the method. | |
| AT410130B (en) | Device for producing hot use water in a through flow system | |
| DE637027C (en) | Water heating system with a storage tank for the heated service water | |
| DE3110078C2 (en) | Method for controlling the circulation pump of a heating system | |
| DE518961C (en) | Circulation water heater | |
| DE530988C (en) | Water heater | |
| AT404183B (en) | DEVICE FOR THE PRODUCTION OF HOT WATER IN OBJECTS WITH CENTRAL HEAT SUPPLY | |
| DE3518039A1 (en) | Device for regulating the temperature of liquids | |
| DE2741719A1 (en) | Electric tea or coffee machine with filter - has water outlet with overflow and throttle restrictor for even release of water | |
| DE368089C (en) | Indirect boiling device for liquids | |
| DE621151C (en) | Hot water supply system with a storage tank for the circulating heating water | |
| AT151156B (en) | Hot water heating. |