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Question
For a heat pump system with diurnal heat storage, when is the most favorable time for the heat pump to operate during winter?
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Answer
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Related questions
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the installation cost divided by the annual operating cost savings b.
the number of years required for the investment to repay the higher initial cost using the savings it generates, relative to that of a conventional system c.
the number of years required for the annual operating cost savings to equal the installation cost d.
the installation cost divided by the difference between the installation cost of the system and a conventional system
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total interest income earned multiplied by percentage of income retained by the owner b.
total interest income earned multiplied by income tax percentage c.
installation cost divided by annual operating cost savings d.
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The inflation of fuel cost was included. b.
The inflation of fuel cost was not included. c.
The fuel cost was not considered in the calculation. d.
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minimum fluid temperature b.
serial or parallel piping layout c.
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about equal to the average low summer air temperature c.
about equal to the average high winter air temperature d.
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the ratio of heating load to total heating and cooling load b.
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Maximum head loss is generally independent of flow rate. a.
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Repurposed propane tanks can be used in both open and closed hydronic systems. a.
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