| 摘要 |
<p>The invention relates to a solar plant for heating and domestic hot water producing purposes. According to the invention, the plant comprises some coils (8 and 9) wherethrough water circulates, where, in order to maintain the water temperature constant at an optimal level, even during winter time, an electric heating resistor (3) is mounted inside a basin (2), the operation thereof being controlled by a control unit (5), based on the signals received from some temperature sensors (4 and 4') mounted on some coils (8 and 9).</p> |
