8 results about "Radiation load" patented technology

The invention relates to a computer-implemented method for determining spatially resolved radiation load information of a patient when conducting an examination with an imaging X-ray apparatus having an X-ray radiator for outputting an X-ray field for conducting the examination, wherein patient input dose information is determined for determining the radiation load information, wherein the pre-dose information is determined in the case of use of a matching filter arranged between the patient and the X-ray radiator, which causes a non-uniform dose distribution in a plane perpendicular to a central ray of the X-ray field, the pre-dose information describing a uniform distribution of the X-ray dose acting on the patient without the matching filter; dose distribution information is calculated using the pre-dose information by means of a filter model, which describes at least the dose distribution of the X-ray dose acting on the patient in the part of the X-ray field covered by the matching filter; and the patient input dose information is determined using the dose distribution information.

The application provides a kind of solvent thermal treatment two-dimensional / three-dimensional perovskite heterojunction, preparation method and application.The application prepares a two-dimensional perovskite passivation layer on the surface of three-dimensional lead halide perovskite film, and then carries out solvent thermal treatment by AX / IPA mixed steam, eliminates the lead halide by-product at the interface of two-dimensional / three-dimensional perovskite heterojunction, and increases the halide octahedral layer number in two-dimensional perovskite.The application not only effectively reduces the non-radiation load center on the surface of the film, enhances the passivation effect of two-dimensional perovskite, and improves the photoelectric conversion efficiency;But also enhances the out-of-plane transport capacity of carriers, improves the vertical conductivity, reduces the current loss, improves the responsivity and detection rate of the device;Solves the problem of solvent incompatibility in the two-dimensional / three-dimensional perovskite heterojunction prepared by traditional solution method, realizes the effective passivation of perovskite film surface defects, and provides strong technical support for preparing high-performance stable perovskite film photoelectric devices.

The invention relates to a community thermal radiation environment evaluation method, system and device considering pedestrian activities and a medium, and the method comprises the steps: carrying out the gridding of a community pedestrian region, planning an inspection path, controlling an inspection device to carry out the inspection, and synchronously collecting the dry-bulb temperature, the black-bulb temperature and a panoramic image; calculating the temperature difference of each reachable grid point according to the dry-bulb temperature and the black-bulb temperature, and obtaining a thermal environment evaluation index in combination with a preset pedestrian activity weight associated with the grid point; the view proportion distribution of the surfaces of various objects is analyzed according to the panoramic image, a comprehensive radiation background factor is obtained by combining the radiation contribution weights of the various objects, and then the temperature difference of each reachable grid point, the pedestrian activity weight and the effective radiation load proportion of the building outer wall are fused to obtain a building outer wall transformation potential index; and outputting together with the thermal environment evaluation value. Therefore, efficient and standardized community thermal environment data acquisition and quantitative analysis are realized, and decision support can be provided for outer wall reconstruction of a building.

In order to estimate a radiation load quantity for an imaging system having a radiation source, a base model is obtained for determining the radiation load quantity depending on a set of input variables, which include at least one radiation-source operating parameter. Measurement data measured for the imaging system is obtained that includes the radiation load quantity for a multiplicity of different values of the at least one radiation-source operating parameter. A refined model is generated by adapting the base model depending on the measurement data. Actual values of the set of input variables are defined for the imaging system. The refined model is used to determine, depending on the actual values of the set of input variables, an estimated value of the radiation load quantity.

Aspects of the present disclosure relate generally to systems and methods for use in the implementation and / or operation of quantum information processing (QIP) systems, and more particularly, to systems and methods for providing temperature stabilization of cryogenic setups with radiative load.

The present application belongs to the field of ship technology, and relates to a ship cooperative protection system and a ship cooperative protection method.The ship cooperative protection system comprises an unmanned ship (1) and a manned ship (2), the unmanned ship (1) is provided with an electromagnetic wave reflection enhancer (3), the unmanned ship (1) is simultaneously provided with a radiation load (4) and an angular reflection carrier load (5), the unmanned ship (1) is wirelessly connected to a ship surface command terminal (6) of the manned ship (2), and the unmanned ship (1) is wirelessly connected to a land command terminal (7). The ship cooperative protection system and method can effectively avoid being directly hit by anti-ship missiles through the cooperative sailing of the formation sailing of the unmanned ship and the manned ship, and protect the sailing safety of the manned ship.

The invention discloses a control method and device of an air conditioning system and a storage medium. The control method comprises the steps that the indoor environment temperature, the outdoor environment temperature, the number of indoor people, the wall light-transmitting structure area and the wall non-light-transmitting structure area are obtained; according to the indoor environment temperature, the outdoor environment temperature and the area of the non-light-transmitting structure of the wall, the heat transfer load of the wall is calculated; calculating a solar radiation load according to the area of the wall light-transmitting structure; calculating a total personnel heat dissipation load according to the number of indoor personnel; according to the sum value of the wall heat transfer load, the solar radiation load and the total personnel heat dissipation load, the total heat load of the building is calculated; air supply temperature, air return temperature and an air conditioning system state are obtained, and the air conditioning capacity is calculated according to the air supply temperature, the air return temperature and the air conditioning system state; controlling the frequency of a compressor according to the comparison between the air-conditioning capacity and the total heat load of the building; the temperature control interval is dynamically adjusted according to the change of the total heat load of the building, and the energy consumption is greatly reduced.

This application relates to the technical field of electric infrared radiating plates, and discloses a mid-heat dissipation electric infrared radiating plate with double-sided radiation function, including a heating module, a heat dissipation module, an infrared radiation module, and a control module. The heating module generates heat after being powered on. The heat dissipation module includes a first heat sink and a second heat sink, used to uniformly conduct the heat generated by the heating module to the infrared radiation module. The infrared radiation module includes a first radiation surface and a second radiation surface, used to release heat in the form of infrared radiation. The control module is used to identify the radiation load state and generate a power supply control strategy based on the radiation load state. The heating module adjusts the power supply power in real time based on the power supply control strategy. This application, through double-sided radiation structure design and optimized heat distribution control, can achieve uniform heating and stable temperature control under complex working conditions.