CN113573452A - Given control method and device for X-ray tube voltage - Google Patents
Given control method and device for X-ray tube voltage Download PDFInfo
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- CN113573452A CN113573452A CN202110804998.0A CN202110804998A CN113573452A CN 113573452 A CN113573452 A CN 113573452A CN 202110804998 A CN202110804998 A CN 202110804998A CN 113573452 A CN113573452 A CN 113573452A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05G—X-RAY TECHNIQUE
- H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
- H05G1/08—Electrical details
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Abstract
The invention provides a given control method and a device for X-ray tube voltage, wherein the method comprises the following steps: acquiring a set tube voltage value and a preset tube voltage value of an X-ray tube; judging whether the preset tube voltage value exceeds a tube voltage threshold value or not; if the preset tube voltage value does not exceed the tube voltage threshold, judging whether the preset tube voltage value exceeds the set tube voltage value; if the preset tube voltage value exceeds the tube voltage threshold, judging whether the set tube voltage value exceeds the tube voltage threshold and whether the preset tube voltage value exceeds the set tube voltage value; and controlling the tube voltage of the X-ray tube to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the judgment result. The invention can effectively prevent the occurrence of discharge phenomenon, thereby prolonging the service life of the equipment.
Description
Technical Field
The invention relates to the technical field of X-ray tubes, in particular to a given control method and a given control device for the tube voltage of an X-ray tube.
Background
Although the internal vacuum degree of the X-ray tube is high, a small amount of residual gas molecules still exist, and the residual gas molecules are generally distributed inside the tube, such as a metal surface, an insulator and a getter, so that a certain degree of discharge is easily generated when a voltage and a current are instantaneously applied to the tube during the use of the X-ray tube.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the art described above. Therefore, an object of the present invention is to provide a method for controlling the tube voltage of an X-ray tube, which can effectively prevent the occurrence of discharge phenomenon, thereby improving the service life of the device
A second object of the invention is to propose a device for the setting control of the tube voltage of an X-ray tube.
In order to achieve the above object, a first embodiment of the present invention provides a method for controlling tube voltage of an X-ray tube, comprising the following steps: acquiring a set tube voltage value and a preset tube voltage value of the X-ray tube; judging whether the preset tube voltage value exceeds a tube voltage threshold value or not; if the preset tube voltage value does not exceed the tube voltage threshold, judging whether the preset tube voltage value exceeds the set tube voltage value; if the preset tube voltage value exceeds the tube voltage threshold, judging whether the set tube voltage value exceeds the tube voltage threshold and whether the preset tube voltage value exceeds the set tube voltage value; and controlling the tube voltage of the X-ray tube to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the judgment result.
According to the given control method of the tube voltage of the X-ray tube provided by the embodiment of the invention, the preset tube voltage value, the set tube voltage value and the tube voltage threshold value are compared, and the tube voltage of the X-ray tube is controlled to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the comparison result, so that the discharge phenomenon can be effectively prevented, and the service life of equipment can be prolonged.
In addition, the given control method for the tube voltage of the X-ray tube proposed according to the above-mentioned embodiment of the present invention may also have the following additional technical features:
according to an embodiment of the present invention, controlling the tube voltage of the X-ray tube to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the determination result comprises the following steps: when the preset tube voltage value does not exceed the tube voltage threshold value, if the preset tube voltage value exceeds the set tube voltage value, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the preset tube voltage value; and when the preset tube voltage value does not exceed the tube voltage threshold value, if the preset tube voltage value does not exceed the set tube voltage value, controlling the tube voltage of the X-ray tube to gradually decrease from the set tube voltage value to the preset tube voltage value.
According to an embodiment of the present invention, controlling the tube voltage of the X-ray tube to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the determination result further includes the following steps: when the preset tube voltage value exceeds the tube voltage threshold, if the preset tube voltage value exceeds the set tube voltage value and the set tube voltage value does not exceed the tube voltage threshold, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the tube voltage threshold, and further increasing to the preset tube voltage value; when the preset tube voltage value exceeds the tube voltage threshold value, if the preset tube voltage value exceeds the set tube voltage value and the set tube voltage value exceeds the tube voltage threshold value, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the preset tube voltage value; and when the preset tube voltage value exceeds the tube voltage threshold value, if the preset tube voltage value does not exceed the set tube voltage value, controlling the tube voltage of the X-ray tube to gradually decrease from the set tube voltage value to the preset tube voltage value.
According to an embodiment of the invention, the set tube voltage value is zero if the X-ray tube sets the tube voltage for the first time.
In order to achieve the above object, a second embodiment of the present invention provides an apparatus for controlling tube voltage of an X-ray tube, comprising: an acquisition module, configured to acquire a set tube voltage value and a preset tube voltage value of the X-ray tube; the first judgment module is used for judging whether the preset tube voltage value exceeds a tube voltage threshold value or not; a second determining module, configured to determine whether the preset tube voltage value exceeds the set tube voltage value when the preset tube voltage value does not exceed the tube voltage threshold; a third determining module, configured to determine whether the preset tube voltage value exceeds the tube voltage threshold and whether the preset tube voltage value exceeds the set tube voltage value when the preset tube voltage value exceeds the tube voltage threshold; and the control module is used for controlling the tube voltage of the X-ray tube to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the judgment results of the second judgment module and the third judgment module.
According to the X-ray tube voltage setting control device provided by the embodiment of the invention, the preset tube voltage value and the set tube voltage value are obtained through the acquisition module, the preset tube voltage value, the set tube voltage value and the tube voltage threshold value are compared through the first judgment module, the second judgment module and the third judgment module, and the X-ray tube voltage is controlled to be gradually adjusted from the set tube voltage value to the preset tube voltage value through the control module according to the comparison result, so that the discharge phenomenon can be effectively prevented, and the service life of equipment can be prolonged.
In addition, the X-ray tube voltage setting control device proposed according to the above-mentioned embodiment of the present invention may also have the following additional technical features:
according to an embodiment of the present invention, the control module includes a first control module and a second control module, wherein the first control module is specifically configured to: when the preset tube voltage value does not exceed the tube voltage threshold value, if the preset tube voltage value exceeds the set tube voltage value, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the preset tube voltage value; and when the preset tube voltage value does not exceed the tube voltage threshold value, if the preset tube voltage value does not exceed the set tube voltage value, controlling the tube voltage of the X-ray tube to gradually decrease from the set tube voltage value to the preset tube voltage value.
According to an embodiment of the present invention, the second control module is specifically configured to: when the preset tube voltage value exceeds the tube voltage threshold, if the preset tube voltage value exceeds the set tube voltage value and the set tube voltage value does not exceed the tube voltage threshold, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the tube voltage threshold, and further increasing to the preset tube voltage value; when the preset tube voltage value exceeds the tube voltage threshold value, if the preset tube voltage value exceeds the set tube voltage value and the set tube voltage value exceeds the tube voltage threshold value, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the preset tube voltage value; and when the preset tube voltage value exceeds the tube voltage threshold value, if the preset tube voltage value does not exceed the set tube voltage value, controlling the tube voltage of the X-ray tube to gradually decrease from the set tube voltage value to the preset tube voltage value.
According to an embodiment of the invention, the set tube voltage value is zero if the X-ray tube sets the tube voltage for the first time.
Drawings
FIG. 1 is a flow chart of a given control method of X-ray tube voltage according to an embodiment of the present invention;
FIG. 2 is a flow chart of a given control method for an X-ray tube voltage under a condition that a preset tube voltage value does not exceed a tube voltage threshold value according to an embodiment of the present invention;
FIG. 3 is a flow chart of a given control method for X-ray tube voltage in the case that a preset tube voltage value exceeds a tube voltage threshold value according to an embodiment of the present invention;
FIG. 4 is a block diagram of an X-ray tube voltage setting control apparatus according to an embodiment of the present invention;
fig. 5 is a block diagram of an X-ray tube voltage setting control apparatus according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a flowchart of a given control method of tube voltage of an X-ray tube according to an embodiment of the present invention.
As shown in fig. 1, the method for controlling tube voltage of an X-ray tube according to an embodiment of the present invention includes the following steps:
s1, the tube voltage value set by the X-ray tube and the preset tube voltage value are acquired.
Specifically, the set tube voltage value of the X-ray tube may be automatically recorded, and the preset tube voltage value may be input by an operator. Wherein if the tube voltage of the X-ray tube is set for the first time, the tube voltage value already set in the X-ray tube may be considered as zero.
And S2, judging whether the preset tube voltage value exceeds the tube voltage threshold value.
Specifically, the tube voltage threshold may be 200KV, and whether the preset tube voltage value exceeds the tube voltage threshold, that is, whether the preset tube voltage value exceeds 200KV may be determined by comparing the preset tube voltage value with the tube voltage threshold.
S3, if the preset tube voltage value does not exceed the tube voltage threshold, it is determined whether the preset tube voltage value exceeds the set tube voltage value.
S4, if the preset tube voltage value exceeds the tube voltage threshold, determining whether the preset tube voltage value exceeds the tube voltage threshold, and whether the preset tube voltage value exceeds the set tube voltage value.
And S5, controlling the tube voltage of the X-ray tube to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the judgment result.
Wherein, the tube voltage of the X-ray tube can be controlled to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the determination result of the step S3, specifically, when the preset tube voltage value does not exceed the tube voltage threshold, if the preset tube voltage value exceeds the set tube voltage value, the tube voltage of the X-ray tube is controlled to be gradually increased from the set tube voltage value to the preset tube voltage value; when the preset tube voltage value does not exceed the tube voltage threshold value, if the preset tube voltage value does not exceed the set tube voltage value, the tube voltage of the X-ray tube is controlled to gradually decrease from the set tube voltage value to the preset tube voltage value. It should be understood that no adjustment of the X-ray tube voltage is required when the preset tube voltage value is equal to the set tube voltage value, and the following description is not provided for the case where the preset tube voltage value is equal to the set tube voltage value.
More specifically, as shown in fig. 2 (for convenience of description, the preset tube voltage value may be set as a, the preset tube voltage value may be set as b, and the tube voltage threshold may be 200KV), when the preset tube voltage value does not exceed the tube voltage threshold (b ≦ 200KV), if the preset tube voltage value exceeds the preset tube voltage value (b > a), the tube voltage of the X-ray tube is controlled to increase by 1KV (a ═ a +1, Time ═ 10ms) every 10ms from the set tube voltage value until the preset tube voltage value is increased; when the preset tube voltage value does not exceed the tube voltage threshold value (b is less than or equal to 200KV), if the preset tube voltage value does not exceed the set tube voltage value (b is less than a), the tube voltage of the X-ray tube is controlled to be reduced by 1KV (a is a-1, and Time is 5ms) every 5ms from the set tube voltage value until the tube voltage value is reduced to the preset tube voltage value.
Wherein, the tube voltage of the X-ray tube can be controlled to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the determination result of the step S4, specifically, when the preset tube voltage value exceeds the tube voltage threshold, if the preset tube voltage value exceeds the set tube voltage value and the set tube voltage value does not exceed the tube voltage threshold, the tube voltage of the X-ray tube is controlled to be gradually increased from the set tube voltage value to the tube voltage threshold, and further to be increased to the preset tube voltage value; when the preset tube voltage value exceeds the tube voltage threshold value, if the preset tube voltage value exceeds the set tube voltage value and the set tube voltage value exceeds the tube voltage threshold value, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the preset tube voltage value; when the preset tube voltage value exceeds the tube voltage threshold value, if the preset tube voltage value does not exceed the set tube voltage value, the tube voltage of the X-ray tube is controlled to gradually decrease from the set tube voltage value to the preset tube voltage value. It should be understood that no adjustment of the X-ray tube voltage is required when the preset tube voltage value is equal to the set tube voltage value, and the following description is not provided for the case where the preset tube voltage value is equal to the set tube voltage value.
More specifically, as shown in fig. 3 (for convenience of description, the preset tube voltage value may be set as a, the preset tube voltage value may be set as b, and the tube voltage threshold may be 200KV), when the preset tube voltage value exceeds the tube voltage threshold (b > 200KV), if the preset tube voltage value exceeds the preset tube voltage value (a < b), and the preset tube voltage value does not exceed the tube voltage threshold (a ≦ 200KV), the tube voltage of the X-ray tube is controlled to increase 1KV (a +1, Time 10ms) every 10ms from the set tube voltage value until the tube voltage threshold is raised, and further increase 1KV (a +1, Time 300ms) every 300ms from the tube voltage threshold until the preset tube voltage value is raised; when the preset tube voltage value exceeds a tube voltage threshold value (b is more than 200KV), if the preset tube voltage value exceeds the set tube voltage value (a is less than b) and the set tube voltage value exceeds the tube voltage threshold value (a is more than 200KV), controlling the tube voltage of the X-ray tube to increase by 1KV (a is a +1 and Time is 300ms) every 300ms from the set tube voltage value until the preset tube voltage value is increased; when the preset tube voltage value exceeds the tube voltage threshold value (b is more than 200KV), if the preset tube voltage value does not exceed the set tube voltage value (a is more than b), the tube voltage of the X-ray tube is controlled to be reduced by 1KV (a is a-1, and Time is 5ms) every 5ms from the set tube voltage value until the tube voltage value is reduced to the preset tube voltage value.
According to the given control method of the tube voltage of the X-ray tube provided by the embodiment of the invention, the preset tube voltage value, the set tube voltage value and the tube voltage threshold value are compared, and the tube voltage of the X-ray tube is controlled to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the comparison result, so that the discharge phenomenon can be effectively prevented, and the service life of equipment can be prolonged.
The present invention also provides a given control device for the tube voltage of the X-ray tube, corresponding to the given control method for the tube voltage of the X-ray tube of the above-mentioned embodiment.
As shown in fig. 4, the apparatus for controlling tube voltage setting of an X-ray tube according to an embodiment of the present invention includes an obtaining module 10, a first determining module 20, a second determining module 30, a third determining module 40, and a control module 50. The acquiring module 10 is configured to acquire a set tube voltage value and a preset tube voltage value of the X-ray tube; the first judging module 20 is used for judging whether the preset tube voltage value exceeds a tube voltage threshold value; the second judging module 30 is configured to judge whether the preset tube voltage value exceeds the set tube voltage value when the preset tube voltage value does not exceed the tube voltage threshold; the third judging module 40 is configured to judge whether the preset tube voltage value exceeds the tube voltage threshold and whether the preset tube voltage value exceeds the set tube voltage threshold; the control module 50 is used for controlling the tube voltage of the X-ray tube to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the judgment results of the second and third judging modules 30 and 40.
In one embodiment of the present invention, the set tube voltage value of the X-ray tube may be automatically recorded and may be input into the acquisition module 10, and the preset tube voltage value may be input into the acquisition module 10 by an operator. Wherein if the tube voltage of the X-ray tube is set for the first time, the tube voltage value already set in the X-ray tube may be considered as zero.
In an embodiment of the present invention, the tube voltage threshold may be 200KV, and the first determining module 20 may determine whether the preset tube voltage value exceeds the tube voltage threshold by comparing the preset tube voltage value with the tube voltage threshold, i.e. whether the preset tube voltage value exceeds 200 KV.
In one embodiment of the present invention, as shown in FIG. 5, the control module 50 may include a first control module 501 and a second control module 502. The first control module 501 may control the tube voltage of the X-ray tube to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the determination result obtained by the second determination module 30, specifically, when the preset tube voltage value does not exceed the tube voltage threshold, if the preset tube voltage value exceeds the set tube voltage value, the tube voltage of the X-ray tube is controlled to gradually increase from the set tube voltage value to the preset tube voltage value; when the preset tube voltage value does not exceed the tube voltage threshold value, if the preset tube voltage value does not exceed the set tube voltage value, the tube voltage of the X-ray tube is controlled to gradually decrease from the set tube voltage value to the preset tube voltage value. It should be understood that no adjustment of the X-ray tube voltage is required when the preset tube voltage value is equal to the set tube voltage value, and the following description is not provided for the case where the preset tube voltage value is equal to the set tube voltage value.
More specifically, as shown in fig. 2 (for convenience of description, the preset tube voltage value may be set as a, the preset tube voltage value may be set as b, and the tube voltage threshold may be 200KV), when the preset tube voltage value does not exceed the tube voltage threshold (b ≦ 200KV), if the preset tube voltage value exceeds the preset tube voltage value (b > a), the tube voltage of the X-ray tube is controlled to increase by 1KV (a ═ a +1, Time ═ 10ms) every 10ms from the set tube voltage value until the preset tube voltage value is increased; when the preset tube voltage value does not exceed the tube voltage threshold value (b is less than or equal to 200KV), if the preset tube voltage value does not exceed the set tube voltage value (b is less than a), the tube voltage of the X-ray tube is controlled to be reduced by 1KV (a is a-1, and Time is 5ms) every 5ms from the set tube voltage value until the tube voltage value is reduced to the preset tube voltage value.
In an embodiment of the present invention, the second control module 502 may control the tube voltage of the X-ray tube to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the determination result obtained by the third determining module 40, specifically, when the preset tube voltage value exceeds the tube voltage threshold, if the preset tube voltage value exceeds the set tube voltage value and the set tube voltage value does not exceed the tube voltage threshold, the tube voltage of the X-ray tube is controlled to gradually increase from the set tube voltage value to the tube voltage threshold, and further to the preset tube voltage value; when the preset tube voltage value exceeds the tube voltage threshold value, if the preset tube voltage value exceeds the set tube voltage value and the set tube voltage value exceeds the tube voltage threshold value, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the preset tube voltage value; when the preset tube voltage value exceeds the tube voltage threshold value, if the preset tube voltage value does not exceed the set tube voltage value, the tube voltage of the X-ray tube is controlled to gradually decrease from the set tube voltage value to the preset tube voltage value. It should be understood that no adjustment of the X-ray tube voltage is required when the preset tube voltage value is equal to the set tube voltage value, and the following description is not provided for the case where the preset tube voltage value is equal to the set tube voltage value.
More specifically, as shown in fig. 3 (for convenience of description, the preset tube voltage value may be set as a, the preset tube voltage value may be set as b, and the tube voltage threshold may be 200KV), when the preset tube voltage value exceeds the tube voltage threshold (b > 200KV), if the preset tube voltage value exceeds the preset tube voltage value (a < b), and the preset tube voltage value does not exceed the tube voltage threshold (a ≦ 200KV), the tube voltage of the X-ray tube is controlled to increase 1KV (a +1, Time 10ms) every 10ms from the set tube voltage value until the tube voltage threshold is raised, and further increase 1KV (a +1, Time 300ms) every 300ms from the tube voltage threshold until the preset tube voltage value is raised; when the preset tube voltage value exceeds a tube voltage threshold value (b is more than 200KV), if the preset tube voltage value exceeds the set tube voltage value (a is less than b) and the set tube voltage value exceeds the tube voltage threshold value (a is more than 200KV), controlling the tube voltage of the X-ray tube to increase by 1KV (a is a +1 and Time is 300ms) every 300ms from the set tube voltage value until the preset tube voltage value is increased; when the preset tube voltage value exceeds the tube voltage threshold value (b is more than 200KV), if the preset tube voltage value does not exceed the set tube voltage value (a is more than b), the tube voltage of the X-ray tube is controlled to be reduced by 1KV (a is a-1, and Time is 5ms) every 5ms from the set tube voltage value until the tube voltage value is reduced to the preset tube voltage value.
According to the X-ray tube voltage setting control device provided by the embodiment of the invention, the preset tube voltage value and the set tube voltage value are obtained through the acquisition module, the preset tube voltage value, the set tube voltage value and the tube voltage threshold value are compared through the first judgment module, the second judgment module and the third judgment module, and the X-ray tube voltage is controlled to be gradually adjusted from the set tube voltage value to the preset tube voltage value through the control module according to the comparison result, so that the discharge phenomenon can be effectively prevented, and the service life of equipment can be prolonged.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. The meaning of "plurality" is two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Claims (8)
1. A method for given control of tube voltage of an X-ray tube, comprising the steps of:
acquiring a set tube voltage value and a preset tube voltage value of the X-ray tube;
judging whether the preset tube voltage value exceeds a tube voltage threshold value or not;
if the preset tube voltage value does not exceed the tube voltage threshold, judging whether the preset tube voltage value exceeds the set tube voltage value;
if the preset tube voltage value exceeds the tube voltage threshold, judging whether the set tube voltage value exceeds the tube voltage threshold and whether the preset tube voltage value exceeds the set tube voltage value;
and controlling the tube voltage of the X-ray tube to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the judgment result.
2. The method for controlling tube voltage setting of an X-ray tube according to claim 1, wherein controlling the tube voltage of the X-ray tube to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the determination result comprises the steps of:
when the preset tube voltage value does not exceed the tube voltage threshold value, if the preset tube voltage value exceeds the set tube voltage value, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the preset tube voltage value;
and when the preset tube voltage value does not exceed the tube voltage threshold value, if the preset tube voltage value does not exceed the set tube voltage value, controlling the tube voltage of the X-ray tube to gradually decrease from the set tube voltage value to the preset tube voltage value.
3. The method for controlling tube voltage setting of an X-ray tube according to claim 2, wherein the tube voltage of the X-ray tube is controlled to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the determination result, further comprising the steps of:
when the preset tube voltage value exceeds the tube voltage threshold, if the preset tube voltage value exceeds the set tube voltage value and the set tube voltage value does not exceed the tube voltage threshold, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the tube voltage threshold, and further increasing to the preset tube voltage value;
when the preset tube voltage value exceeds the tube voltage threshold value, if the preset tube voltage value exceeds the set tube voltage value and the set tube voltage value exceeds the tube voltage threshold value, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the preset tube voltage value;
and when the preset tube voltage value exceeds the tube voltage threshold value, if the preset tube voltage value does not exceed the set tube voltage value, controlling the tube voltage of the X-ray tube to gradually decrease from the set tube voltage value to the preset tube voltage value.
4. The given control method of an X-ray tube voltage according to claim 3, wherein the set tube voltage value is zero if the X-ray tube sets a tube voltage for the first time.
5. An apparatus for controlling a given tube voltage of an X-ray tube, comprising:
an acquisition module, configured to acquire a set tube voltage value and a preset tube voltage value of the X-ray tube;
the first judgment module is used for judging whether the preset tube voltage value exceeds a tube voltage threshold value or not;
a second determining module, configured to determine whether the preset tube voltage value exceeds the set tube voltage value when the preset tube voltage value does not exceed the tube voltage threshold;
a third determining module, configured to determine whether the preset tube voltage value exceeds the tube voltage threshold and whether the preset tube voltage value exceeds the set tube voltage value when the preset tube voltage value exceeds the tube voltage threshold;
and the control module is used for controlling the tube voltage of the X-ray tube to be gradually adjusted from the set tube voltage value to the preset tube voltage value according to the judgment results of the second judgment module and the third judgment module.
6. The given control device of an X-ray tube voltage according to claim 5, characterized in that the control module comprises a first control module and a second control module, wherein the first control module is specifically configured to:
when the preset tube voltage value does not exceed the tube voltage threshold value, if the preset tube voltage value exceeds the set tube voltage value, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the preset tube voltage value;
and when the preset tube voltage value does not exceed the tube voltage threshold value, if the preset tube voltage value does not exceed the set tube voltage value, controlling the tube voltage of the X-ray tube to gradually decrease from the set tube voltage value to the preset tube voltage value.
7. The given control device of an X-ray tube voltage according to claim 6, characterized in that the second control module is specifically configured to:
when the preset tube voltage value exceeds the tube voltage threshold, if the preset tube voltage value exceeds the set tube voltage value and the set tube voltage value does not exceed the tube voltage threshold, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the tube voltage threshold, and further increasing to the preset tube voltage value;
when the preset tube voltage value exceeds the tube voltage threshold value, if the preset tube voltage value exceeds the set tube voltage value and the set tube voltage value exceeds the tube voltage threshold value, controlling the tube voltage of the X-ray tube to gradually increase from the set tube voltage value to the preset tube voltage value;
and when the preset tube voltage value exceeds the tube voltage threshold value, if the preset tube voltage value does not exceed the set tube voltage value, controlling the tube voltage of the X-ray tube to gradually decrease from the set tube voltage value to the preset tube voltage value.
8. The apparatus for controlling a given tube voltage of an X-ray tube according to claim 7, wherein the set tube voltage value is zero if the X-ray tube sets a tube voltage for the first time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110804998.0A CN113573452A (en) | 2021-07-16 | 2021-07-16 | Given control method and device for X-ray tube voltage |
Applications Claiming Priority (1)
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