1. An all-solid-state power source system, comprising: the system comprises a radio frequency excitation system, an optional distributor, a serial branch, an optional synthesizer, a control unit, a power module array, a water cooling system and a power transmission system;

the output end of the radio frequency excitation is connected with the input port of the selectable distributor, the output ports of the selectable distributor are arranged in a plurality, each output port is connected with the input end of the selectable synthesizer through one series branch, the output end of the selectable synthesizer is connected with the input end of the power transmission system, and the power transmission system outputs a plurality of power capacity grades and a plurality of power modes; the output end of the power transmission system is also connected with the control unit, each single plug-in array, the power module array and the water cooling system are also respectively connected with the control unit, and the control unit controls the radio frequency excitation to work according to the received information; the power module array and the water cooling system are connected with each single plug-in unit array.

2. The all-solid-state power supply system according to claim 1, wherein each of the series branches comprises a pre-stage power amplifier, an optional power divider, a layer of single-plug-in array, and a combiner; the input end of the preceding stage power amplifier is connected with an output port of the selectable distributor, the output end of the preceding stage power amplifier is connected with the input end of the single plug-in array through the selectable distributor, the output end of the single plug-in array is connected with the input end of the synthesizer, and the output end of the synthesizer is connected with the input end of the selectable synthesizer.

3. The all-solid power source system according to claim 1 or 2, wherein the series branch is provided in four ways.

4. The all-solid-state power source system according to claim 1, wherein each layer of the single-plug-in array comprises a power amplifier tube, a circulator, a directional coupler, a radio frequency power output module, a temperature monitoring module, a current monitoring module and a communication module; the radio frequency information transmitted by the preceding-stage power amplifier and the optional power divider is processed by the power amplifier tube and then transmitted to the temperature monitoring module, the current monitoring module and the circulator respectively, and monitoring results of the temperature monitoring module and the current monitoring module are transmitted to the control unit through the communication module; radio frequency information is transmitted to the directional coupler and the temperature monitoring module respectively after passing through the circulator, and is transmitted to the radio frequency power output module and the power monitoring module after being processed by the directional coupler; and the monitoring result of the power monitoring module is transmitted to the control unit through the communication module.

5. The all-solid-state power source system of claim 1, wherein the power delivery system comprises a radio frequency transmission line, a temperature monitoring module, a strike monitoring module, and a high precision power monitoring device; the radio frequency transmission line is respectively connected with the temperature monitoring module and the ignition monitoring module, and the faults of the radio frequency transmission line are detected in real time through the temperature monitoring and the ignition monitoring.

6. The all-solid power source system of claim 1, wherein the water cooling system comprises a pipe, a water valve, a water pressure gauge, a flow meter, a water merging pipe, and a water cooling plate; external cooling water enters through the pipeline, and the water pressure meter and the flow meter are arranged at the water inlet position of the pipeline; a plurality of water distribution pipes are arranged on the pipeline, and cooling water enters the water cooling plate of each single plug-in unit in each single plug-in unit array through each water distribution pipe on the pipeline; and cooling water in each layer of single-plug-in unit array passes through 4 water-merging pipes after absorbing the heat of each single-plug-in unit, and finally converges to a total output water pipe.

7. The all-solid-state power supply system of claim 1, wherein a plug-and-play configuration is employed between the array of single cards and the synthesizer, the water-cooled tube, the optional power divider, the power supply, and the control unit.

8. The all-solid-state power source system according to claim 1, further comprising a cabinet, wherein the cabinet is of a metal structure, and gaps of the cabinet are filled with conductive rubber strips.

Background

The all-solid-state power source system has the characteristics of low working voltage, stable and reliable performance, low failure rate, easiness in maintenance, low maintenance cost and the like, and is more and more widely applied to the field of accelerators in recent years. In an accelerator driven transmutation research device (CiADS), requirements of safety, stability, reliability, long service life, convenience in maintenance, multiple power output modes and multiple power capacity levels are provided for an all-solid-state power source system.

Disclosure of Invention

In view of the above problems, it is an object of the present invention to provide an all-solid-state power source system having the advantages of safety, stability, reliability, long lifetime, easy maintenance, multiple power output modes, and multiple selectable power capacity levels.

In order to achieve the purpose, the invention adopts the following technical scheme: an all-solid-state power source system, comprising: the system comprises a radio frequency excitation system, an optional distributor, a serial branch, an optional synthesizer, a control unit, a power module array, a water cooling system and a power transmission system; the output end of the radio frequency excitation is connected with the input port of the selectable distributor, the output ports of the selectable distributor are arranged in a plurality, each output port is connected with the input end of the selectable synthesizer through one series branch, the output end of the selectable synthesizer is connected with the input end of the power transmission system, and the power transmission system outputs a plurality of power capacity grades and a plurality of power modes; the output end of the power transmission system is also connected with the control unit, each single plug-in array, the power module array and the water cooling system are also respectively connected with the control unit, and the control unit controls the radio frequency excitation to work according to the received information; the power module array and the water cooling system are connected with each single plug-in unit array.

Furthermore, each series branch comprises a preceding-stage power amplifier, an optional power divider, a layer of single plug-in array and a synthesizer; the input end of the preceding stage power amplifier is connected with an output port of the selectable distributor, the output end of the preceding stage power amplifier is connected with the input end of the single plug-in array through the selectable distributor, the output end of the single plug-in array is connected with the input end of the synthesizer, and the output end of the synthesizer is connected with the input end of the selectable synthesizer.

Further, the series branch is set to four ways.

Furthermore, each layer of the single plug-in array comprises a power amplifier tube, a circulator, a directional coupler, a radio frequency power output module, a temperature monitoring module, a current monitoring module and a communication module; the radio frequency information transmitted by the preceding-stage power amplifier and the optional power divider is processed by the power amplifier tube and then transmitted to the temperature monitoring module, the current monitoring module and the circulator respectively, and monitoring results of the temperature monitoring module and the current monitoring module are transmitted to the control unit through the communication module; radio frequency information is transmitted to the directional coupler and the temperature monitoring module respectively after passing through the circulator, and is transmitted to the radio frequency power output module and the power monitoring module after being processed by the directional coupler; and the monitoring result of the power monitoring module is transmitted to the control unit through the communication module.

Further, the power transmission system comprises a radio frequency transmission line, a temperature monitoring module, an ignition monitoring module and a high-precision power monitoring device; the radio frequency transmission line is respectively connected with the temperature monitoring module and the ignition monitoring module, and the faults of the radio frequency transmission line are detected in real time through the temperature monitoring and the ignition monitoring.

Further, the water cooling system comprises a pipeline, a water valve, a water pressure meter, a flowmeter, a water mixing pipe and a water cooling plate; external cooling water enters through the pipeline, and the water pressure meter and the flow meter are arranged at the water inlet position of the pipeline; a plurality of water distribution pipes are arranged on the pipeline, and cooling water enters the water cooling plate of each single plug-in unit in each single plug-in unit array through each water distribution pipe on the pipeline; and cooling water in each layer of single-plug-in unit array passes through 4 water-merging pipes after absorbing the heat of each single-plug-in unit, and finally converges to a total output water pipe.

Furthermore, the single plug-in display, the synthesizer, the water-cooled tube, the optional power divider, the power supply and the control unit are all in a plug-in structure.

Furthermore, the all-solid-state power source system further comprises a cabinet, the whole cabinet is of a metal structure, and conductive rubber strips are filled in gaps of the cabinet.

Due to the adoption of the technical scheme, the invention has the following advantages:

1. the invention adopts a modular structure, and is beneficial to product industrialization.

2. The single plug-in unit, the synthesizer, the water cooling pipe, the optional power divider, the power supply and the communication control unit adopt a plug-in structure, so that the single plug-in unit is convenient to replace and maintain.

3. The invention can realize the selection of various power capacity grades, and the single-layer power source, the double-layer power source and the whole machine can work independently. The number of modules corresponding to the power that can be used according to actual demand is: 6. 8, 12, 14, 16, 24, 26, 28, 30, 32; and the power grade is selected according to the actual requirement, so that the overall cost is reduced, and the project cost performance is improved.

4. The invention relates to high-precision measurement of forward and reverse power of a radio frequency transmission line; the state monitoring of the transmission line under the long-time work of high power guarantees the stable work and the equipment safety of transmission line.

5. The radio frequency link and the water path are reasonable, and the high-efficiency and high-reliability work of the power source complete machine is ensured.

6. The electromagnetic compatibility design of the invention, the whole cabinet adopts the metal structure; conductive rubber strips are filled between the gaps of the equipment cabinet, so that the electromagnetic shielding performance of the equipment cabinet is improved, and the personal safety of operators can be effectively guaranteed.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of a single card array of the present invention;

fig. 3 is a schematic diagram of a transmission line system in accordance with the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention, are within the scope of the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "inside", "outside", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, the present invention provides an all-solid-state power source system, which includes a radio frequency excitation, an optional distributor, a serial branch, an optional synthesizer, a control unit, a power module array, a water cooling system, and a power transmission system.

The output end of the radio frequency excitation is connected with the input port of the selectable distributor, the output ports of the selectable distributor are arranged in a plurality, each output port is connected with the input end of the selectable synthesizer through a series branch, the output end of the selectable synthesizer is connected with the input end of the power transmission system, and the power transmission system outputs various power capacity grades and various power modes. The output end of the power transmission system is also connected with the control unit, each single plug-in array, the power module array and the water cooling system are also respectively connected with the control unit, and the control unit controls the radio frequency excitation to work according to the received information. The power module array and the water cooling system are connected with the single plug-in arrays, the power module array is used for supplying power to the single plug-in arrays, and the water cooling system is used for supplying cooling water to the single plug-in arrays.

In the above embodiment, each serial branch includes a preceding stage power amplifier, an optional power divider, a layer of single plug-in array, and a synthesizer. The input end of the preceding power amplifier is connected with an output port of the selectable distributor, the output end of the preceding power amplifier is connected with the input end of the single plug-in array through the selectable power distributor, the output end of the single plug-in array is connected with the input end of the synthesizer, and the output end of the synthesizer is connected with the input end of the selectable synthesizer.

When the system works, radio frequency excitation (single path, double path or four paths can be adopted, and different working modes can be realized by matching with a subsequent optional distributor and a synthesizer) is output to the optional distributor for four in one (power distribution can be realized, and the option means direct connection, one in two or one in four); the four paths of radio frequency signals are divided into power amplifiers of the front stage of each layer, so that the amplitude of the reduced radio frequency signals meets the requirement of a pushing stage; the amplified radio frequency signal is divided into each single plug-in array through the optional power divider again, and the distribution number of each layer is adjustable according to actual conditions, such as one to eight; the single-plug-in array is used as the most basic power amplification unit and is the core of a power source system, and can provide about 40dB of gain (the self-excitation risk exists when the gain exceeds 40dB, and the adoption is not recommended); after power amplification, the power enters a synthesizer which is used as first-stage synthesis, the amplified power is synthesized, eight single-plug arrays are taken as an example (the single-tube power considers the comprehensive consideration of water cooling capacity, circulator insertion loss, load absorption and the like, 1200W-1500W is a reasonable power value), the synthesizer adopts a suspension band synthesis mode, and a cable-free direct-insertion structure can provide the radio frequency power of maximum 10kW to be output to an optional synthesizer; and finally, selecting a synthesizer (power synthesis can be realized, and selecting means direct connection, one-to-two or one-to-four), wherein the corresponding output is a flexible output mode with three different modes, namely 10kW, 20kW and 40 kW.

It should be noted that the single plug-in array may read various states such as temperature, current, power, etc. by using the communication module, and may cut off the radio frequency signal to realize the interlock protection function.

The power transmission line has the functions of temperature detection, ignition monitoring and the like behind the power source output port, and the sensor is connected to the power source control system to realize the functions of chain protection and real-time monitoring.

Preferably, the series branches are arranged in four ways.

In a preferred embodiment, as shown in fig. 2, each layer of the single-card array includes a power amplifier tube, a circulator (including a load), a directional coupler, a radio frequency power output module, a temperature monitoring module, a current monitoring module and a communication module. The radio frequency information transmitted by the preceding-stage power amplifier and the optional power divider is processed by the power amplifier tube and then transmitted to the temperature monitoring module, the current monitoring module and the circulator respectively, and monitoring results of the temperature monitoring module and the current monitoring module are transmitted to the control unit through the communication module; the radio frequency information is transmitted to the directional coupler and the temperature monitoring module respectively after passing through the circulator, and is transmitted to the radio frequency power output module and the power monitoring module after being processed by the directional coupler. The monitoring result of the power monitoring module is transmitted to the control unit through the communication module.

When the single-layer plug-in array is used, the rated power of each layer of single-layer plug-in array is 1.2kW, and the maximum gain can reach 37 dB.

In a preferred embodiment, as shown in FIG. 3, the power delivery system includes a radio frequency transmission line, a temperature monitoring module, a spark monitoring module, and a high precision power monitoring device. The radio frequency transmission line is respectively connected with the temperature monitoring module and the ignition monitoring module, faults of the transmission line can be detected immediately through temperature monitoring and ignition monitoring, and safe operation of the radio frequency transmission line under high power for a long time is fully guaranteed. When the directional coupler is used, the directivity of the directional coupler can reach 40dB, and the radio frequency power measurement precision of the directional coupler under total reflection can reach within 2 percent.

In a preferred embodiment, the water cooling system comprises pipes, water valves, water pressure meters, flow meters, water merging pipes and water cooling plates. External cooling water enters through a pipeline, and a water pressure meter and a flow meter are arranged at the water inlet position of the pipeline; the pipeline is provided with a plurality of water distribution pipes (preferably four water distribution pipes), and cooling water enters the water cooling plate of each single plug-in unit in each layer of single plug-in unit array through each water distribution pipe on the pipeline. And cooling water in each layer of single-plug-in unit array absorbs heat of each single-plug-in unit, then passes through 4 water merging pipes and finally converges to a total output water pipe.

In a preferred embodiment, the alternative dispenser may take the following 3 forms: one path of 1:4 distribution, 2 paths of 1:2 distribution and 4 paths of 1:1 radio frequency transmission.

In a preferred embodiment, the selectable power divider can adopt the following two options: one is a 1:6 allocation and the other is a 1:8 allocation.

In a preferred embodiment, there are two options for each layer of the single interposer array: 6 module arrays and 8 module arrays. When the power divider is divided into 1:6, the single module array is a 6-module array; when the power divider is divided into 1:8, the single module array is an 8-module array.

In a preferred embodiment, there are two options for the synthesizer: one is a 6:1 synthesis and the other is an 8:1 synthesis. When the power divider is divided into 1:6 parts, the synthesizer is synthesized into 6:1 parts; when the power divider is divided by 1:8, the synthesizer is 8:1 synthesized.

In a preferred embodiment, there are three options for the selectable synthesizer: one path of 4:1 synthesis, 2 paths of 2:1 synthesis and 4 paths of 1:1 radio frequency transmission. When the selectable distributor is distributed in a way of 1:4, the selectable synthesizer is synthesized in a way of 4: 1; when the selectable distributor is distributed in 2 paths and 1:2, the selectable synthesizer is synthesized in 2 paths and 2: 1; when the optional distributor is 4-way 1:1 radio frequency transmission, the optional synthesizer is 4-way 1:1 radio frequency transmission.

In each embodiment, the single-plug-in array, the synthesizer, the water-cooling pipe, the optional power divider, the power supply and the control unit are all in a plug-in structure, so that the single-plug-in array is convenient to replace and maintain.

In the above embodiments, the present invention further includes a cabinet, and the above components are all disposed in the cabinet. The whole metal construction that adopts of rack, the conductive rubber adhesive tape is filled between the gap of rack to improve rack electromagnetic shield performance.

In summary, when the present invention is used, the number of modules corresponding to the power that can be used according to the actual demand output by the whole system is: 6. 8, 12, 14, 16, 24, 26, 28, 30, 32; the different power requirements of different cavities of the accelerator are fully met, the manufacturing and purchasing costs of a power source system in the accelerator system are reduced, and the cost performance is improved.

The above embodiments are only for illustrating the present invention, and the structure, size, arrangement position and shape of each component can be changed, and on the basis of the technical scheme of the present invention, the improvement and equivalent transformation of the individual components according to the principle of the present invention should not be excluded from the protection scope of the present invention.