Business trend of the smart house market (6/8)
Residential use heat pump
A heat pump is the technology to pump heat in the air and under the ground through refrigerant to utilize its heat energy efficiently. Aerothermal energy and earth thermal energy are considered important renewable energies in Japan as in Europe. In the Japanese domestic market, electric power companies and home electronics companies market heat pumps under the name of “Eco-Cute” that uses CO2 as refrigerant. With the spread of all-electric homes and growing concern over environmental issues, the heat pump market is growing. Companies involved in the business are developing heat pumps for cold districts, for housing complexes, with measures for salt damage, and with measures for well water.
The residential use heat pump that utilizes aerothermal energy was first launched in 2001. It has successfully established the solid position as an energy-saving and highly-efficient energy utilization means among consumers. It is highly economical because it can utilize cheap night power and suitable to reduce power consumption in the peak time. Backed up by the energy-saving and power-saving demand, the market is growing steadily. The market is expected to increase 8.5% to about 157 billion yen in 2020, as compared with the market in 2011.