JPS6117892A - Hot hydrostatic pressing device - Google Patents
Hot hydrostatic pressing deviceInfo
- Publication number
- JPS6117892A JPS6117892A JP13759484A JP13759484A JPS6117892A JP S6117892 A JPS6117892 A JP S6117892A JP 13759484 A JP13759484 A JP 13759484A JP 13759484 A JP13759484 A JP 13759484A JP S6117892 A JPS6117892 A JP S6117892A
- Authority
- JP
- Japan
- Prior art keywords
- gas
- pressure vessel
- pressure
- refrigerant
- cooling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
- B30B11/001—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a flexible element, e.g. diaphragm, urged by fluid pressure; Isostatic presses
- B30B11/002—Isostatic press chambers; Press stands therefor
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Powder Metallurgy (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、熱間静水圧加圧装置に係り、より具体的には
、圧媒ガスの回収手段にそのガスエネルギで駆動される
発電機、ポンプ等を設けることによって、停電中であっ
ても圧力容器の冷却を保証して安全性を確保した保安設
備付の熱間静水圧加圧装置に関する。DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to a hot isostatic pressurizing device, and more specifically, the present invention relates to a hot isostatic pressurizing device, and more specifically, a generator driven by the gas energy as a pressure medium gas recovery means. The present invention relates to a hot isostatic pressurizing device with safety equipment that is equipped with a pump and the like to ensure safety by ensuring cooling of a pressure vessel even during a power outage.
（従来技術）
粉末の加圧焼結、焼結晶の高密度化、鋳造品の欠陥除去
、拡散結合等の用法として、アルゴンガス等の不活性ガ
スを圧力媒体とし、通當、１０００ｋｇ ｆ ／ ｃａ
１以上の圧力と１０００℃以上の温度との相乗効果を利
用して加圧処理する熱間静水圧加圧法（以下、ＨＩＰと
いう場合もある）があり、本件出願人は例えば特公昭５
７−３１５５０号公報等で提案しているところである。(Prior art) For applications such as pressure sintering of powders, densification of sintered crystals, defect removal of cast products, and diffusion bonding, inert gas such as argon gas is used as a pressure medium, and the total capacity is 1000 kg f/ca.
There is a hot isostatic pressing method (hereinafter sometimes referred to as HIP) that utilizes the synergistic effect of a pressure of 1 or more and a temperature of 1000°C or more.
This has been proposed in Publication No. 7-31550 and the like.
従来のＨＩＰ装置は第５図で示す如く構成されている。A conventional HIP device is constructed as shown in FIG.
即ち、第５図において、圧力容器１の中には加熱要素２
が内蔵されており、圧力容器１の上下蓋、例えば下蓋側
にサポートを介して被処理体を挿脱自在としている。That is, in FIG. 5, there is a heating element 2 in the pressure vessel 1.
is built in, and objects to be processed can be inserted into and removed from the upper and lower lids of the pressure vessel 1, for example, on the lower lid side, via supports.
圧力容器１内には圧媒ガス、例えばアルゴン等の不活性
ガスが上蓋を介して供給可能、とされ、該加圧供給手段
３は、ボンへ４、圧縮機５、弁６等を供給回路７で連結
してなり、例えば、１００１００Ｏ／’ｄ以上の圧力と
して供給可能とされている。A pressure medium gas, for example, an inert gas such as argon, can be supplied into the pressure vessel 1 through the upper lid, and the pressurizing supply means 3 includes a supply circuit including a cylinder 4, a compressor 5, a valve 6, etc. 7, and can be supplied at a pressure of 100,100 O/'d or higher, for example.
また、圧力容器１内のガスは、弁８、減圧弁９、絞り弁
１０等を有する回路１１で構成されるガス回収手段１２
を備え、再び、ボンベ４に回収可能とされている。Further, the gas in the pressure vessel 1 is collected by a gas recovery means 12 comprising a circuit 11 having a valve 8, a pressure reducing valve 9, a throttle valve 10, etc.
, and can be collected into the cylinder 4 again.
更に、安全装置のひとつとして圧力容器１の外殻には冷
媒、例えば冷却水を導通可能とする冷却手段１３が備え
られており、該冷却手段１３はモータ１４で駆動される
ポンプ１５及び配管部材１６等からなる。Furthermore, as one of the safety devices, the outer shell of the pressure vessel 1 is equipped with a cooling means 13 through which a refrigerant, for example, cooling water, can be conducted. It consists of 16 mag.
図中、１７は加熱要素の制御部で、通常、１０００’ｃ
以上に加熱要素２を昇温可能である。In the figure, 17 is the control part of the heating element, which is usually 1000'c
It is possible to raise the temperature of the heating element 2 above.
（発明が解決しようとする問題点）
第１図で示す従来のＨＩＰ装置にあっては、圧力容器１
内の被処理体は、圧媒ガスと加熱とにより等方的に圧縮
力を受け、加圧焼結され、前述した各種用途に利用可能
である。(Problems to be Solved by the Invention) In the conventional HIP device shown in FIG.
The object to be processed inside is isotropically compressed by the pressure medium gas and heating, and is sintered under pressure, and can be used for the various purposes mentioned above.
しかして、使用中、停電したとき、ポンプ１５を駆動し
ていたモータ１４が停止され、圧力容器１を冷却する冷
却手段１３がその機能を失い、圧力容器１の温度が上昇
し危険となる。Therefore, when the power goes out during use, the motor 14 driving the pump 15 is stopped, the cooling means 13 for cooling the pressure vessel 1 loses its function, and the temperature of the pressure vessel 1 rises, which becomes dangerous.
そのため、法律上保安設備が義務ずけられている。Therefore, safety equipment is legally required.
例えば、保安電力として、買電、ハソテリ、デーゼルエ
ンジン駆動発電機等を用意し、前述の停電のさいの安全
性を確保しているが、これらは安全性の点で今−歩であ
るし、又、設備的にも高価となっていた。For example, as security power sources, we have purchased electricity, power supplies, diesel engine-driven generators, etc. to ensure safety in the event of the aforementioned power outage, but these are still at the very beginning in terms of safety. Moreover, the equipment was also expensive.
（問題を解決するための手段）
本発明は、前述した従来例においては、圧力容器からの
回収ガスのエネルギを有効利用して冷却手段の冷媒駆動
手段、例えば、タービン付発電機、冷却水ポンプ等を駆
動するようにしたものであって、従って、本発明では加
熱要素が内蔵された圧力容器と、該圧力容器内に圧媒ガ
スを加圧供給する加圧供給手段と、前記圧力容器内の圧
媒ガスを回収するガス回収手段と、圧力容器を冷媒を介
して冷却する冷却手段と、がそれぞれ備えられ、圧力容
器に挿入された被処理体が圧媒ガスの等方的な圧縮力に
より加圧される熱間静水圧加圧装置において、ガス回収
手段の途中にバイパスガス回路が設けられ、該バイパス
ガス回路に該ガスにより駆動される前記冷却手段の冷媒
駆動手段が設けられていることを特徴とする熱間静水圧
加圧装置を提供するものである。(Means for Solving the Problems) The present invention provides a means for refrigerant driving means for cooling means, such as a generator with a turbine, a cooling water pump, etc., by effectively utilizing the energy of the gas recovered from the pressure vessel in the conventional example described above. Therefore, in the present invention, a pressure vessel having a built-in heating element, a pressurizing supply means for pressurizing and supplying a pressure medium gas into the pressure vessel, and a A gas recovery means for recovering the pressure medium gas and a cooling means for cooling the pressure vessel via a refrigerant are respectively provided. In the hot isostatic pressurizing device pressurized by The present invention provides a hot isostatic pressurizing device characterized by the following.
（作用）
圧力容器内の被処理体は圧媒ガスの加圧と加熱要素によ
る加熱とによって、等方的な圧縮力で加圧焼結等の加圧
処理が施こされる点は従来例と同じであり、加圧処理中
又は加熱処理後にあっては圧媒ガスは大気に放流される
か又はボンへに回収される（以下、両者を含んで回収手
段とする）。(Function) The object to be processed in the pressure vessel is subjected to pressure treatment such as pressure sintering using isotropic compressive force by pressurizing the pressure medium gas and heating by the heating element. During the pressure treatment or after the heat treatment, the pressure medium gas is discharged into the atmosphere or recovered into a bong (hereinafter, both will be referred to as recovery means).
ところで、加圧処理中に、停電した場合にあっては、回
収手段からのガスエネルギをバイパス回路に導き、これ
によるガスエネルギによってタービン付発電機、冷媒用
ポンプ等を駆動せしめて圧力容器の昇温か冷却媒体によ
って停電中であってもおさえられることになる。By the way, in the event of a power outage during pressurization, the gas energy from the recovery means is guided to the bypass circuit, and the resulting gas energy drives a generator with a turbine, a refrigerant pump, etc., and raises the pressure vessel. The warm cooling medium will keep you cool even during a power outage.
（実施例）
第１図は本発明の第１実施例であり、従来例と共通する
部分は共通符号で示されている。(Embodiment) FIG. 1 shows a first embodiment of the present invention, and parts common to the conventional example are indicated by common symbols.
ガス回収手段１２の減圧弁９よりもボンへ４側には調節
弁１８とタービン付発電機で示す冷媒駆動手段１９を有
するバイパスガス回路２０が設けられている。A bypass gas circuit 20 having a control valve 18 and a refrigerant drive means 19 represented by a generator with a turbine is provided on the side of the gas recovery means 12 closer to the cylinder 4 than the pressure reducing valve 9 is.
冷媒駆動手段１９は第２図で示す如く回収ガスのエネル
ギで駆動されるタービン１９Ａを有する発電機１９Ｂで
構成されておへ、タービン１９Ａは調節弁１８と連動さ
れる制御装置２１を介して制御可能とされている。As shown in FIG. 2, the refrigerant driving means 19 is composed of a generator 19B having a turbine 19A driven by the energy of the recovered gas. It is considered possible.
また、発電機１９Ｂは電気配線２２を介してスイッチ部
２３で連動され、スイッチ部２３はポンプ１５のモータ
１４に連動され、又、スイッチ部２３はコンセント２４
を介して通常の電源に接続可能とされている。Further, the generator 19B is interlocked with the switch section 23 via the electric wiring 22, the switch section 23 is interlocked with the motor 14 of the pump 15, and the switch section 23 is interlocked with the outlet 24.
It can be connected to normal power supply via.
なお、タービン１９八を駆動したガスは大気解放とされ
ており、回収回路１１には切替弁１１Ａを有する。Note that the gas that drove the turbine 198 is released to the atmosphere, and the recovery circuit 11 has a switching valve 11A.
また、タービン１９Ａはケーシングとけ−タとからなり
、発電機１９Ｂはタービンロータに連結された回転子と
、この回りの環状固定子とからなる。Further, the turbine 19A consists of a casing and a gator, and the generator 19B consists of a rotor connected to a turbine rotor and an annular stator surrounding the rotor.
従って、この第１図、第２図で示す実施例では、通常の
加圧処理後は、調節弁１８を閉止しておき、弁１１八を
開成しておくことによって圧力ガスはボンへ４に回収さ
れることとなり、スイッチ部２３をコンセント２４に閉
成しておくことによって、モータ１４は駆動され、ポン
プ１５によって冷媒は圧力容器１のジャケット部に導通
されることになる。Therefore, in the embodiment shown in FIGS. 1 and 2, after the normal pressurization process, the control valve 18 is closed and the valve 118 is opened to allow the pressure gas to flow into the cylinder 4. By closing the switch section 23 to the outlet 24, the motor 14 is driven, and the pump 15 conducts the refrigerant to the jacket section of the pressure vessel 1.
また、停電等の非常事態のときには、弁１１Ａを閉成し
て調節弁１８と制御装置２１とにより回収ガスのエネル
ギでタービン１９八を駆動し、発電機１９Ｂを起動せし
めてスイッチ部２３を介してモータ１４を作動させるこ
とができる。In addition, in the event of an emergency such as a power outage, the valve 11A is closed, the control valve 18 and the control device 21 drive the turbine 198 with the energy of the recovered gas, and the generator 19B is started to drive the turbine 198 via the switch section 23. The motor 14 can then be operated.
第３図、第４図は本発明の第２実施例であり、基本構成
は第１実施例と同じであり、共通部分は共通符号で示し
、以下、相違点についてのみ説明する。3 and 4 show a second embodiment of the present invention, the basic configuration is the same as the first embodiment, common parts are indicated by common symbols, and only the differences will be explained below.
バイパス回路２０には調節弁１８、減圧弁２５とともに
切替バルブ２６を有し、該切替バルブ２６にてポ゛ンブ
１５とは別のシリンダ形ポンプで示す冷媒駆動手段１９
を作動するようにされており、該手段１９は冷却配管部
材１６にそれぞれチェック弁２７．２８．２９゜３０を
介して連動されている。The bypass circuit 20 has a control valve 18 , a pressure reducing valve 25 , and a switching valve 26 .
The means 19 are connected to the cooling pipe member 16 via check valves 27, 28, 29, 30, respectively.
従って、本第２実施例では通常にあってはモータ１４に
よって冷媒を圧力容器１のジャケットに導通して冷却す
るのであるが、停電等の非常事態のときは、切替バルブ
２６を介して別のポンプである駆動手段１９によって冷
媒を圧力容器１のジャケットに導通することになる。Therefore, in the second embodiment, normally the motor 14 conducts the refrigerant to the jacket of the pressure vessel 1 for cooling, but in an emergency such as a power outage, another The refrigerant is conducted to the jacket of the pressure vessel 1 by means of a drive means 19 which is a pump.
（発明の効果）
本発明によれば、回収手段にバイパスガス回路を設け、
該バイパスガス回路からのガスエネルギを有効利用して
冷媒駆動手段を作動するものであることから、仮りに、
停電中であっても圧力容器の昇温、これに伴づく暴ばく
等の危険から回避できてここに安全性が確保できる。(Effects of the Invention) According to the present invention, the recovery means is provided with a bypass gas circuit,
Since the gas energy from the bypass gas circuit is effectively used to operate the refrigerant drive means, hypothetically,
Even during a power outage, it is possible to avoid dangers such as temperature rise of the pressure vessel and accompanying exposure, thereby ensuring safety.
また、従来、大気解放か、または回収されていたガスエ
ネルギを有効利用して冷媒駆動手段を作動するものであ
るから、資源の有効利用が図れて設備的にも安価なちと
で、保安設備を有する熱間静水圧加圧装置を提供できる
。In addition, since the refrigerant drive means is operated by effectively utilizing gas energy that was conventionally released into the atmosphere or recovered, it is possible to use resources effectively and is inexpensive to install security equipment. It is possible to provide a hot isostatic pressurizing device having the following properties.
第１図は本発明の第１実施例を示す全体構成図、第２図
は第１実施例の冷媒駆動手段の概念図、第３図は本発明
の第２実施例を示す全体構成図、第４図は第２実施例の
冷媒駆動手段の概念図、第５図は従来例の全体構成図で
ある。
１、−圧力容器、２−加熱要素、３−加圧供給手段、１
２・−ガス回収手段、１３−冷却手段、１９−冷媒駆動
手段、２０−バイパスガス回路。FIG. 1 is an overall configuration diagram showing a first embodiment of the present invention, FIG. 2 is a conceptual diagram of a refrigerant driving means of the first embodiment, and FIG. 3 is an overall configuration diagram showing a second embodiment of the invention. FIG. 4 is a conceptual diagram of the refrigerant driving means of the second embodiment, and FIG. 5 is an overall configuration diagram of a conventional example. 1, - pressure vessel, 2 - heating element, 3 - pressurized supply means, 1
2.-Gas recovery means, 13-Cooling means, 19-Refrigerant driving means, 20-Bypass gas circuit.
Claims (1)
１内に圧媒ガスを加圧供給する加圧供給手段３と、前記
圧力容器１内の圧媒ガスを回収するガス回収手段１２と
、圧力容器１を冷媒を介して冷却する冷却手段１３と、
がそれぞれ備えられ、圧力容器１に挿入された被処理体
が圧媒ガスの等方的な圧縮力により加圧される熱間静水
圧加圧装置において、 ガス回収手段１２の途中にバイパスガス回路２０が設け
られ、該バイパスガス回路２０に該ガスにより駆動され
る前記冷却手段１３の冷媒駆動手段１９が設けられてい
ることを特徴とする熱間静水圧加圧装置。[Scope of Claims] 1. A pressure vessel 1 having a built-in heating element 2, a pressurizing supply means 3 for pressurizing and supplying a pressure medium gas into the pressure vessel 1, and a pressure medium gas inside the pressure vessel 1. a gas recovery means 12 for recovering gas, a cooling means 13 for cooling the pressure vessel 1 via a refrigerant,
In a hot isostatic pressurization apparatus in which a workpiece inserted into a pressure vessel 1 is pressurized by an isotropic compression force of a pressure medium gas, a bypass gas circuit is provided in the middle of the gas recovery means 12. 20, and the bypass gas circuit 20 is provided with a refrigerant driving means 19 of the cooling means 13 driven by the gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13759484A JPS6117892A (en) | 1984-07-02 | 1984-07-02 | Hot hydrostatic pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13759484A JPS6117892A (en) | 1984-07-02 | 1984-07-02 | Hot hydrostatic pressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6117892A true JPS6117892A (en) | 1986-01-25 |
Family
ID=15202349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13759484A Pending JPS6117892A (en) | 1984-07-02 | 1984-07-02 | Hot hydrostatic pressing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6117892A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015196122A (en) * | 2014-03-31 | 2015-11-09 | 株式会社日本触媒 | Operation method of rectification apparatus |
| WO2019053386A1 (en) * | 2017-09-18 | 2019-03-21 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Backup cooling for hot isostatic press |
| US11781891B2 (en) | 2018-06-28 | 2023-10-10 | Endress+Hauser Flowtec Ag | Magnetic-inductive flowmeter having an internal conductive coating |
-
1984
- 1984-07-02 JP JP13759484A patent/JPS6117892A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015196122A (en) * | 2014-03-31 | 2015-11-09 | 株式会社日本触媒 | Operation method of rectification apparatus |
| WO2019053386A1 (en) * | 2017-09-18 | 2019-03-21 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Backup cooling for hot isostatic press |
| FR3071179A1 (en) * | 2017-09-18 | 2019-03-22 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | COOLING HOT ISOSTATIC PRESS RELIEF |
| JP2020534161A (en) * | 2017-09-18 | 2020-11-26 | コミッサリア ア レネルジー アトミーク エ オ ゼネルジ ザルタナテイヴ | Backup cooling for hot isostatic press |
| US11780008B2 (en) | 2017-09-18 | 2023-10-10 | Commissariat á l'énergie atomique et aux énergies alternatives | Backup cooling device for hot isostatic press |
| US11781891B2 (en) | 2018-06-28 | 2023-10-10 | Endress+Hauser Flowtec Ag | Magnetic-inductive flowmeter having an internal conductive coating |
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