![thermodynamics - Why won't the efficiency of a heat pump increase when $T_\mathrm{cold}$ decreases? - Physics Stack Exchange thermodynamics - Why won't the efficiency of a heat pump increase when $T_\mathrm{cold}$ decreases? - Physics Stack Exchange](https://i.stack.imgur.com/vtb7E.png)
thermodynamics - Why won't the efficiency of a heat pump increase when $T_\mathrm{cold}$ decreases? - Physics Stack Exchange
![A Carnot heat pump cycle operating at steady state with ammonia as the working fluid. The condenser temperature is 120 F, with saturated vapor entering and saturated liquid exiting. The evaporator tem A Carnot heat pump cycle operating at steady state with ammonia as the working fluid. The condenser temperature is 120 F, with saturated vapor entering and saturated liquid exiting. The evaporator tem](https://homework.study.com/cimages/multimages/16/fig46905365367205953135.jpg)
A Carnot heat pump cycle operating at steady state with ammonia as the working fluid. The condenser temperature is 120 F, with saturated vapor entering and saturated liquid exiting. The evaporator tem
![T-S Diagram of a Generalized Irreversible Carnot Type Heat-Pump Cycle. | Download Scientific Diagram T-S Diagram of a Generalized Irreversible Carnot Type Heat-Pump Cycle. | Download Scientific Diagram](https://www.researchgate.net/publication/266369400/figure/fig2/AS:392193106825219@1470517531237/T-S-Diagram-of-a-Generalized-Irreversible-Carnot-Type-Heat-Pump-Cycle.png)
T-S Diagram of a Generalized Irreversible Carnot Type Heat-Pump Cycle. | Download Scientific Diagram
![The T-s diagram is of a Carnot heat pump cycle for which the substance is ammonia. What is the COP of the cycle? Determine the work input required, in kJ, for 0.1 The T-s diagram is of a Carnot heat pump cycle for which the substance is ammonia. What is the COP of the cycle? Determine the work input required, in kJ, for 0.1](https://homework.study.com/cimages/multimages/16/08.28.106489983463012893026.jpg)
The T-s diagram is of a Carnot heat pump cycle for which the substance is ammonia. What is the COP of the cycle? Determine the work input required, in kJ, for 0.1
![Carnot Cycle of heat pump. (a) Schematic diagram; (b) vapor cycle; (c)... | Download Scientific Diagram Carnot Cycle of heat pump. (a) Schematic diagram; (b) vapor cycle; (c)... | Download Scientific Diagram](https://www.researchgate.net/publication/270285251/figure/fig2/AS:669560944472076@1536647177477/Carnot-Cycle-of-heat-pump-a-Schematic-diagram-b-vapor-cycle-c-gas-cycle.png)
Carnot Cycle of heat pump. (a) Schematic diagram; (b) vapor cycle; (c)... | Download Scientific Diagram
![2: Comparison of the theoretical heat pump cycle (Carnot cycle) with... | Download Scientific Diagram 2: Comparison of the theoretical heat pump cycle (Carnot cycle) with... | Download Scientific Diagram](https://www.researchgate.net/publication/37413723/figure/fig1/AS:650444921647114@1532089562675/Comparison-of-the-theoretical-heat-pump-cycle-Carnot-cycle-with-the-reversed-Rankine.png)
2: Comparison of the theoretical heat pump cycle (Carnot cycle) with... | Download Scientific Diagram
![The figure below provides the T-s diagram of a Carnot heat pump cycle for which the substance is ammonia. Determine the net work input required, in kJ, for 50 cycles of operation The figure below provides the T-s diagram of a Carnot heat pump cycle for which the substance is ammonia. Determine the net work input required, in kJ, for 50 cycles of operation](https://homework.study.com/cimages/multimages/16/050719-063473762181947543008.jpg)