JPS623028U - - Google Patents

Description

[Brief explanation of the drawing]

Figure 1 is a block diagram of the calculation circuit of the solar radiation, radiation balance, albedo, and total radiometer according to this invention; Figure 2 is a perspective view of the detection section of the solar radiation, radiation balance, albedo, and total radiometer; Figure 3 is an enlarged perspective view of the thermal conductor of the detection part as above, Figure 4 is the solar radiation as above,
FIG. 3 is a timing diagram showing the operation of the radiation balance, albedo, and total radiometer. 2... First crystal oscillator, 3... Second crystal oscillator, 4... Heat sink, 5, 6... Heat conductor, 10... Third crystal oscillator.

Claims (1)

[Claims for Utility Model Registration] 1. A first crystal oscillator that absorbs direct solar radiation and a second crystal oscillator that absorbs indirect solar radiation are connected to each other via a thermal conductor and a heat sink maintained at ambient temperature. a detection unit configured to include a third crystal oscillator facing each other in a plane and maintained at an ambient temperature; the first crystal oscillator, the second crystal oscillator, and the third crystal oscillator; 1. A solar radiation, radiation balance, albedo, and total radiometer, comprising calculation means for calculating the solar radiation amount, radiation balance amount, albedo, and total radiation based on the oscillation frequency of the solar radiation meter. 2. The solar radiation, radiation balance, albedo, and total radiometer according to claim 1, wherein the thermal conductor has variable thermal conductivity. 3 The heat conductor is constructed by laminating at least two heat conductive members so that they can slide on their contact surfaces, and the heat conductive member includes a first crystal oscillator and a second crystal oscillator facing each other. The solar radiation, radiation balance, albedo and total radiometer according to claim 2 of the utility model registration, characterized in that a plurality of through holes are formed to penetrate in the direction. 4 Request for registration of a utility model characterized in that the heat sink is shielded from direct sunlight except for the portion intervening between the first crystal oscillator and the second crystal oscillator, and is forcibly cooled by an air blower. Solar radiation, radiation balance, albedo, and total radiometer according to the scope of item 1 or 2. 5. Solar radiation, radiation balance, albedo, and total radiometer according to claim 1, 2, or 4 of the utility model registration claim, characterized in that the third crystal oscillator is attached directly and closely to the heat sink. . 6 The calculation means includes a first oscillation circuit that oscillates based on the first crystal oscillator, a second oscillation circuit that oscillates based on the second crystal oscillator, and oscillates based on the third crystal oscillator. a third oscillation circuit that counts the oscillation frequency of the first oscillation circuit; a second counter circuit that counts the oscillation frequency of the second oscillation circuit; a third counter circuit that counts the oscillation frequency of the oscillation circuit; a first subtraction circuit that calculates the difference between the count values of the first counter circuit and the third counter circuit; and the second counter circuit. a second subtraction circuit that calculates a difference between the count values of the third counter circuit;
a third subtraction circuit that calculates the difference between the calculation values of the first subtraction circuit and the second subtraction circuit; and a calculation that divides the calculation value of the first subtraction circuit by the subtraction value of the second subtraction circuit. Utility model registration claims 1, 2 and 2, characterized in that the utility model comprises: a circuit; and an addition circuit that calculates the sum of the calculated values of the first subtraction circuit and the second subtraction circuit. Solar radiation, radiation balance, albedo, and total radiometer as described in paragraph 4 or paragraph 5.