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Danfoss A s
Danfoss A s Tantalum Technologies
Danfoss A s_20100121
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Danfoss A s patents


Recent patent applications related to Danfoss A s. Danfoss A s is listed as an Agent/Assignee. Note: Danfoss A s may have other listings under different names/spellings. We're not affiliated with Danfoss A s, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "D" | Danfoss A s-related inventors


Bulb for a thermostatic expansion valve, set comprising a bulb and at least a part of a thermostatic expansion valve connected to a capillary and connecting a bulb and a capillary of a thermostatic expansion valve

A bulb (5) for a thermostatic expansion valve is provided, said bulb (5) comprising a chamber (7), said chamber (7) being located within a metallic casing of said bulb and being filled with a filling adapted to influence a valve element of said thermostatic expansion valve. Service of a temperature... Danfoss A s

Pressure sensor and manufacturing a pressure sensor

The invention relates to a pressure sensor (1) comprising a pressure sensing arrangement (8) and a housing. The housing comprises an intermediate member (2) and a bottom part (3), wherein the intermediate member (2) comprises an aperture (4). The aperture (4) extends through the intermediate member (2), wherein the aperture... Danfoss A s

A controlling a valve arrangement in a vapour compression system

A method for controlling a valve arrangement (12), e.g. in the form of a three way valve, in a vapour compression system (1) is disclosed, the vapour compression system (1) comprising an ejector (6). The valve arrangement (12) is arranged to supply refrigerant to a compressor unit (2) from the... Danfoss A s

Selecting control strategy for an expansion valve

A method for controlling a vapour compression system, in particular an opening degree of an expansion valve. According to a first control strategy, the expansion valve is closed until the superheat value has increased above a lower threshold superheat value. According to a second control strategy, the expansion valve is... Danfoss A s

A operating a vapour compression system with a receiver

A method for controlling a vapour compression system (1), the vapour compression system (1) comprising a compressor unit (2) comprising one or more compressors (10, 11, 13), is disclosed. At least one of the compressors (11, 13) of the compressor unit (2) is connectable to a gaseous outlet (9) of... Danfoss A s

A controlling a supply of refrigerant to an evaporator including calculating a reference temperature

A method for controlling a supply of refrigerant to an evaporator (2) of a vapour compression system (1) is disclosed. During a system identification phase an opening degree (12) of the expansion valve (3) is alternatingly increased and decreased, and a maximum temperature difference, (S4−S2)max, between temperature, S4, of air... Danfoss A s

Method for controlling a vapour compression system with an ejector

A method for controlling a vapour compression system (1) is disclosed, the vapour compression system (1) comprising an ejector (5). The method comprises controlling a compressor unit (2) in order to adjust a pressure inside a receiver (6), on the basis of a detected pressure of refrigerant leaving an evaporator... Danfoss A s

A operating at least one distributed energy resource comprising a refrigeration system

a power consumption information is communicated to a smart-grid setup (SG). According to the invention the method comprises the steps of: requesting (S0) a power consumption information from the refrigeration system; transmitting (S1) the power consumption information from the refrigeration system (1), wherein a total amount of power consumption (Pmin,... Danfoss A s

A controlling a variable capacity ejector unit

A method for controlling a variable capacity ejector unit (7) arranged in a refrigeration system (1) is disclosed. An ejector control signal for the ejector unit (7) is generated, based on an obtained temperature and an obtained pressure of refrigerant leaving a heat rejecting heat exchanger (3), or on the... Danfoss A s

Solenoid valve

A solenoid valve (1) is provided comprising a housing, an inlet, an outlet, main valve means located between said inlet and said outlet, said main valve means comprising a main valve element, pilot valve means adjusting a pressure difference over said main valve element and having a pilot valve element,... Danfoss A s

Spool arrangement

A spool arrangement 1 is described comprising a spool member (47) having a coil embedded in a spool housing (48) made of plastic material and protection means (2, 13, 28) comprising at least two parts together forming a receiving volume (46), said spool member (47) being located in said receiving... Danfoss A s

Method and a system for estimating loss of refrigerant charge in an rvcs system

A level sensor is configured to provide a receiver level indicating an amount of the refrigerant present in the receiver and a level model provides a heat rejecting heat exchanger estimate indicating an amount of the refrigerant present in the heat rejecting heat exchanger based on a temperature of the... Danfoss A s

A pulsation damper for a vapour compression system

A pulsation damper (1) comprising a first tube (4) and a second tube (5), e.g. arranged concentrically with respect to each other, the first tube (4) being arranged inside the second tube (5). The second tube (5) has a closed end, and the first tube (4) has a second end... Danfoss A s

A valve with a welded valve housing

A valve (1) comprising a first housing part (2) and a second housing part (3), the first housing part (2) and the second housing part (3) being made from a sheet metal material, and being joined by means of welding, preferably laser welding, to form a closed housing of the... Danfoss A s

Solenoid valve

A solenoid valve (1) is described comprising a first port (2), a second port (3), a valve element (4) and a valve seat (5) arranged between said first port (2) and said second port (3), a coil (12) and a yoke arrangement (14-16), said coil (12) being magnetically linked to... Danfoss A s

Refrigerant cooling for variable speed drive

An example refrigerant system according to an exemplary aspect of this disclosure includes, among other things, a refrigerant loop having at least a condenser, an evaporator, and a compressor. The compressor includes a motor in communication with a variable speed drive. The system further includes a cooling circuit including a... Danfoss A s

Electronic expansion valve and methods for calibrating an electronic expansion valve

An electronic expansion valve (1) is provided, comprising an inlet (9), an outlet (8), an armature (2), a stop member (3), a biasing member (4) and a solenoid coil (12). The biasing member (4) provides a biasing force on the armature (2) towards a closing direction while the solenoid coil... Danfoss A s

Control centrifugal compressor

This disclosure relates to a control system and method for the centrifugal compressor. The system, for example, includes a controller configured command an adjustment of at least one of (1) a flow regulator and (2) a speed of a shaft in order to provide safe, efficient compressor operation. Centrifugal compressors... Danfoss A s

Ejector arrangement

An ejector arrangement (1) is provided comprising a housing (5), at least two ejectors (2) arranged in said housing (5), each ejector (2) having a motive inlet (3), a suction inlet (29), an outlet (11) and a longitudinal axis (17). Such an arrangement should have a simple construction. To this... Danfoss A s








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