VARIABLE-CONDUCTANCE HEAT TRANSFER DEVICE
First Claim
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1. A heat transfer device for conducting heat from a heat source, the heat transfer device comprising:
- an evaporator for generating a vapor;
a condenser in fluid communication with the evaporator; and
a vapor flow restrictor interposed between the evaporator and the condenser, wherein the vapor flow restrictor increases vapor pressure in at least a portion of the evaporator relative to vapor pressure in the condenser.
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Abstract
A heat transfer device is provided for conducting heat from a heat source. The heat transfer device generally includes an evaporator for generating a vapor, a condenser in fluid communication with the evaporator, and a vapor flow restrictor interposed between the evaporator and the condenser, wherein the vapor flow restrictor can increase vapor pressure in at least a portion of the evaporator relative to vapor pressure in the condenser.
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Citations
44 Claims
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1. A heat transfer device for conducting heat from a heat source, the heat transfer device comprising:
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an evaporator for generating a vapor; a condenser in fluid communication with the evaporator; and a vapor flow restrictor interposed between the evaporator and the condenser, wherein the vapor flow restrictor increases vapor pressure in at least a portion of the evaporator relative to vapor pressure in the condenser. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A heat transfer device for conducting heat from a heat source, the heat transfer device comprising:
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an evaporator for generating a vapor; a condenser in fluid communication with the evaporator; and a vapor flow restrictor interposed between the evaporator and the condenser, wherein the vapor flow restrictor is positioned adjacent the evaporator, and wherein the vapor flow restrictor includes a baffle with an orifice therethrough. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30)
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31. A heat transfer device for conducting heat from a heat source, the heat transfer device comprising:
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an evaporator; a condenser in fluid communication with the evaporator, at least one of the evaporator and condenser at least partially defining a wall of an interior space of the heat transfer device; a vapor flowing between the evaporator and the condenser; a wick disposed on at least a portion of an interior surface of the wall, the wick having a working fluid in contact therewith in a liquid form; and a vapor flow restrictor interposed between the evaporator and the condenser, wherein the vapor flow restrictor is positioned adjacent the evaporator, and wherein the vapor flow restrictor comprises a baffle having an opening therethrough. - View Dependent Claims (32, 33, 34, 35, 36, 37, 38, 39, 40)
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41. A heat transfer device for conducting heat from a heat source, the heat transfer device comprising:
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an evaporator for generating a vapor; a condenser in fluid communication with the evaporator; and a vapor flow restrictor interposed between the evaporator and the condenser, wherein the vapor flow restrictor is positioned adjacent the evaporator, and wherein the vapor is substantially free of non-condensable gas. - View Dependent Claims (42, 43)
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44. A method of conducting heat from a heat source, the method comprising:
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providing a heat transfer device, the device including an evaporator for generating a vapor, and a condenser in fluid communication with the evaporator; interposing a vapor flow restrictor between the evaporator and the condenser, wherein the vapor flow restrictor is positioned adjacent the evaporator; and increasing vapor pressure in at least a portion of the evaporator relative to vapor pressure in the condenser by restricting a flow of the vapor from the evaporator to the condenser with the vapor flow restrictor.
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Specification