Systems and methods for evaluating cooling characteristics are disclosed. In at least one embodiment, a thermal test vehicle can be used to simulate a thermal performance of a computing unit.

Disclosed are a test loop for simulating a steam generator with or without an axial economizer and a test method thereof. The loop includes a cooling water loop, a water supply loop, a recirculated water loop and a power supply. The cooling water loop is used for condensing and cooling wet steam and providing the wet steam to the water supply loop and the recirculated water loop. The water supply loop is used for providing cold-state water supply for a test device, the recirculated water loop is used for reheating cooled water to be saturated and providing the water to the test device. The power supply is used for supplying power to heating equipment and an electric heater in the test device. The present disclosure provides a test method of the loop. Simulation tests can be carried out on a steam generator with or without an axial economizer.

The invention relates to a method for testing a vehicle comprising a vehicle test stand. Said vehicle test stand comprises a cooling agent and the vehicle comprises a tester with a cooling agent circuit. The cooling agent with the cooling agent circuit of the tester is connected to the tester for exchanging heat. The invention also relates to a vehicle test stand.

A mechanism for thermal testing is described. The system includes a heating element, a thermal sensor and a processor. The processor is configured to control the heating element to output an amount of the energy per unit time; receive temperature readings using the thermal sensor; and determine a thermal property associated with a thermal mass based at least in part the amount of the energy output and the received temperature readings.

A self-contained shelter environment which permits the testing of air conditioning systems at temperatures below the manufacturer's recommended operating range for the compressor thereof.

An extinction ratio testing system (10) includes a microcontroller (102), an extinction ratio tester (104), and a thermostat (106). The microcontroller (102) controls the thermostat (106) to maintain an optical transceiver module (20) at a predetermined high temperature, and then the microcontroller (102) controls the extinction ratio tester (104) to test an extinction ratio of the optical transceiver module (20). If the extinction ratio is lower than a standard extinction ratio, the microcontroller (102) controls the optical transceiver module (20) to increase a laser operating current (212) of the optical transceiver module (20) to increase the extinction ratio.

An integrated comprehensive adjustment method for a pulverized coal boiler based on high-temperature corrosion prevention and control of water wall is provided. The method includes: during shutdown period of the boiler, mounting reducing atmosphere sampling pipe on a water-cooled wall region; carrying out a diagnostic test on the boiler; carrying out an optimization and adjustment test of a boiler pulverizing system; carrying out a single-factor adjustment test of boiler-related parameters; determining degrees of influence of different parameters on water wall reducing atmosphere, thermal efficiency of the boiler and NO.sub.x concentration at a denitration inlet; carrying out an optimization test of ammonia spraying of a denitration system; carrying out a maximum safe denitration efficiency test; and finding a balance point among the water wall reducing atmosphere, the thermal efficiency of the boiler and the NO.sub.x concentration at the denitration inlet.

The present disclosure models the testing of oilfield electronic equipment that operate in high temperature downhole environments (possibly with large vibrational loading) in order to quantify the damage to the electronic equipment over its expected operational lifetime. The simulated downhole environment is complex and includes coupled random vibration and thermal cycling followed by repeated shock at high temperature. In embodiments, the proposed methods and system measure non-linear damage accumulation of the electronic equipment in this simulated downhole environment.

A mechanism for thermal testing is described. A test vehicle includes a heating element, a thermal sensor and a processor. The processor is configured to control the heating element to output an amount of the energy per unit time. Temperature readings are received using the thermal sensor. A thermal property associated with a thermal mass is determined based at least in part the amount of the energy output and the received temperature readings.

A mechanism for performing thermal testing is described. The system for performing thermal testing may include a housing, a heating element and a processor. The housing is configured to be compatible with a plurality of different types of transceiver form factors. The heating element is configured to be at a location within the housing to approximate an integrated circuit chip heat source of the plurality of different types of transceiver form factors. The processor is configured to automatically conduct a thermal test and provide thermal test results.