JP2009110520A - 呼吸加熱器の閉ループ制御のためのpid係数調整 - Google Patents
呼吸加熱器の閉ループ制御のためのpid係数調整 Download PDFInfo
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- 230000000241 respiratory effect Effects 0.000 title description 3
- 238000000034 method Methods 0.000 claims abstract description 77
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000008236 heating water Substances 0.000 claims 2
- 230000008569 process Effects 0.000 abstract description 46
- 210000002345 respiratory system Anatomy 0.000 abstract description 12
- 238000009529 body temperature measurement Methods 0.000 abstract description 10
- 238000005259 measurement Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 38
- 230000029058 respiratory gaseous exchange Effects 0.000 description 29
- 230000003434 inspiratory effect Effects 0.000 description 15
- 239000000523 sample Substances 0.000 description 13
- 238000004891 communication Methods 0.000 description 8
- 230000004044 response Effects 0.000 description 7
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- 238000012935 Averaging Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000003994 anesthetic gas Substances 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
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- 230000001143 conditioned effect Effects 0.000 description 1
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- 238000004382 potting Methods 0.000 description 1
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- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/1075—Preparation of respiratory gases or vapours by influencing the temperature
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- A—HUMAN NECESSITIES
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- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes operated by electrical means
- A61M16/022—Control means therefor
- A61M16/024—Control means therefor including calculation means, e.g. using a processor
- A61M16/026—Control means therefor including calculation means, e.g. using a processor specially adapted for predicting, e.g. for determining an information representative of a flow limitation during a ventilation cycle by using a root square technique or a regression analysis
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- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
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- A61M16/109—Preparation of respiratory gases or vapours by influencing the temperature the humidifying liquid or the beneficial agent
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- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
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- A61M16/16—Devices to humidify the respiration air
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- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
- G05D23/193—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces
- G05D23/1931—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of one space
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- G—PHYSICS
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Regulation And Control Of Combustion (AREA)
- Resistance Heating (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Abstract
【解決手段】呼吸システム(10)のために設けられる加熱器システム(16)は、PIDフィードバック制御(100)を有し、PIDフィードバック制御(100)では、ウォームアッププロセスなどの際に係数が調整され、係数は、流量または湿度レベルを直接監視することを必要とせずに、温度目標値に関する熱入力と熱出力の間の差に基づいて、加熱された水(27)のチャンバ(20)を通る気体の推定流量に対応するように調整される。目標値に関する測定された温度の挙動に基づく係数の定常状態調整もまた開示される。
【選択図】図1
Description
C = KpE(t)+Kd(dE(t)/dt)+Ki∫E(t)dt
UB=2.0399Tsp−36.3292
LB=1.2675Tsp−21.1213
明の概念の範囲または精神から逸脱することなく、そのような具体例から逸脱可能である。
12 患者
14 換気装置
16 加熱器システム
18 加熱器ユニット
20 チャンバ
21 呼吸回路
22 吸息肢
24 呼息肢
26 気体導管
27 水
28 給水部
29 水蒸気
30 接合部
32 アタッチメント
34 加熱器回路
36 加熱器回路
38 患者温度ケーブル(PTC)
40 温度応答デバイス
42 第1の通信ケーブル
44 第2の通信ケーブル
48 端部
50 端部
52 コネクタ
54 制御装置
56 加熱器
58 サーミスタ
70 プロセッサ
72 A/D変換器
74 パルス幅変調器
76 電力スイッチ
80 メモリ
100 PIDフィードバック制御
104 加算ブロック
106 PIDフィードバックアルゴリズム
108 平均化回路またはアルゴリズム
110 ゼロ次保持回路またはアルゴリズム
112 ゼロ次遅延回路またはアルゴリズム
120 加算回路またはアルゴリズム
122 減算回路またはアルゴリズム
124 加算回路またはアルゴリズム
200 ウォームアップアルゴリズムまたプロセス
220 ウォームアッププロセス
250 定常状態プロセス
Claims (40)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/927,013 US7983542B2 (en) | 2007-10-29 | 2007-10-29 | PID coefficient adjustment for respiratory heater closed loop control |
US11/927,013 | 2007-10-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009110520A true JP2009110520A (ja) | 2009-05-21 |
JP5324184B2 JP5324184B2 (ja) | 2013-10-23 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008277056A Expired - Fee Related JP5324184B2 (ja) | 2007-10-29 | 2008-10-28 | 呼吸可能な気体の加熱を制御する方法及びシステム |
Country Status (8)
Country | Link |
---|---|
US (1) | US7983542B2 (ja) |
EP (1) | EP2055338B1 (ja) |
JP (1) | JP5324184B2 (ja) |
AT (1) | ATE457764T1 (ja) |
AU (1) | AU2008237552B2 (ja) |
DE (1) | DE602008000667D1 (ja) |
ES (1) | ES2337528T3 (ja) |
HK (1) | HK1127755A1 (ja) |
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JP2018526184A (ja) * | 2015-09-09 | 2018-09-13 | ポー−イェン、リウPo−Yen Liu | 呼吸回路用の区域加熱 |
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- 2008-10-22 ES ES08167307T patent/ES2337528T3/es active Active
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JP2022097474A (ja) * | 2015-09-09 | 2022-06-30 | フィッシャー アンド ペイケル ヘルスケア リミテッド | 呼吸回路用の区域加熱 |
Also Published As
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AU2008237552B2 (en) | 2013-05-02 |
DE602008000667D1 (de) | 2010-04-01 |
JP5324184B2 (ja) | 2013-10-23 |
HK1127755A1 (en) | 2009-10-09 |
EP2055338A1 (en) | 2009-05-06 |
ATE457764T1 (de) | 2010-03-15 |
AU2008237552A1 (en) | 2009-05-14 |
EP2055338B1 (en) | 2010-02-17 |
US7983542B2 (en) | 2011-07-19 |
US20090110379A1 (en) | 2009-04-30 |
ES2337528T3 (es) | 2010-04-26 |
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