High-ultrahigh pressure crosslinked cable de-gassing test device and method, and high-ultrahigh pressure crosslinked cable de-gassing effect test method

The present invention discloses a high-ultrahigh pressure crosslinked cable de-gassing test device and method, and a high-ultrahigh pressure crosslinked cable de-gassing effect test method. The de-gassing test device comprises a main body, a heating unit and a temperature control unit; the main body is a hollow barrel and has two ends which are sealed by end sealing elements, and the main body is provided with a pressure detection unit and a gas emission unit; the heating unit includes at least one group of heating sleeves, and the heating sleeves sleeve at the outer surface of the main body; and the temperature control unit is electrically connected with the heating unit. The de-gassing test method and the de-gassing effect detection method are performed through adoption of the de-gassing test device. The high-ultrahigh pressure crosslinked cable de-gassing test device and method, and the high-ultrahigh pressure crosslinked cable de-gassing effect test method are able to provide accurate de-gassing process a