Variable heat pump using magneto caloric materials

MA Benedict - US Patent 9,377,221, 2016 - Google Patents
Conventional refrigeration technology typically utilizes a heat pump that relies on
compression and expansion of a fluid refrigerant to receive and reject heat in a cyclic …

Magneto caloric heat pump with variable magnetization

MA Benedict - US Patent 10,465,951, 2019 - Google Patents
A heat pump system that uses variable magnetization to control the amount of MCM
subjected to a magnetic field is provided. More particularly, the amount of MCM subjected to …

Conduction based magneto caloric heat pump

MA Benedict, F Johnson, VK Srivastava… - US Patent …, 2017 - Google Patents
(57) ABSTRACT A heat pump is provided that uses multiple stages of MCMs to cause heat
transfer between a heat receiving end and a heat transmitting end. Thermal blocks are …

Heat pump with restorative operation for magneto caloric material

MA Benedict, DG Beers - US Patent 9,797,630, 2017 - Google Patents
A heat pump system is provided that uses MCM to provide for heating or cooling. The heat
pump can include one or more stages of MCM, each stage having an original peak Curie …

Heat pump with a compliant seal

MG Schroeder, MA Benedict - US Patent 9,857,105, 2018 - Google Patents
A heat pump includes a regenerator housing that is movable along a lateral direction
between a first position and a second position. A first compliant seal extends between a first …

Heat pump valve assembly

MG Schroeder, MA Benedict - US Patent 9,857,106, 2018 - Google Patents
A heat pump includes a regenerator housing that is movable along a lateral direction
relative to a magnet. A valve assembly is provided for regulating a flow of the working fluid …

Magnetic device for magneto caloric heat pump regenerator

MA Benedict - US Patent 9,631,843, 2017 - Google Patents
CN 101979937 2, 2011 CN 103090583. A 5, 2013 EP 2108904 A1 10, 2009 JP
2002315243 A 10, 2002 JP 2007 147136 6, 2007 JP 2007/291437 A 11/2007 JP …

Heat pump with magneto caloric materials and variable magnetic field strength

MA Benedict - US Patent 9,625,185, 2017 - Google Patents
(57) ABSTRACT A heat pump system is provided that uses MCM for heating or cooling. A
magnetic field of decreasing flux intensity is used to decrease power consumption and …

Magneto caloric device with continuous pump

MA Benedict - US Patent App. 13/719,395, 2014 - Google Patents
0002 Conventional refrigeration technology typically uti lizes aheat pump that relies on
compression and expansion of a fluid refrigerant to receive and reject heat in a cyclic …

Magnetic refrigerator utilizing a permanent magnet to create movement between plates comprising high and low temperature side heat exchangers

H Takahashi, Y Tasaki - US Patent 9,273,886, 2016 - Google Patents
A magnetic body is provided to improve heat transport capability and heat transport
efficiency. A magnetic body arranged plate has magnetic body units each including …