概括
高G力耐受训练对于战斗机机组人员来说至关重要,以防止G-诱导的意识丧失 (G-LOC). 印度空军的训练有效地准备了机组人员,故障率非常低,确保了作战准备.
科学领域:
- 航空航天医学 航空航天医学
- 航空中的人类因素
- 高G暴露的生理学 高G暴露的生理学
背景情况:
- +Gz耐受性对战斗机机组人员至关重要,使神经心血管补偿能够应对高G压力.
- 无法容忍G-力会导致诸如灰色,黑色和G-诱导的意识丧失 (G-LOC) 等不良事件.
研究的目的:
- 评估现有的G耐受性培训目标对战斗机机组人员的有效性.
- 根据培训结果,为战斗机机组人员推一个标准化的G-耐受性基准.
主要方法:
- 分析来自飞行员进行"战斗机航空航天医学作战训练"课程的飞行员的数据.
- 研究期:2017年1月至2020年12月,在印度空军 (IAF) 航空航天医学研究所.
- 评估G-耐受性和G-诱导的意识丧失 (G-LOC) 在训练档案期间.
主要成果:
- 在完成培训的334名机组人员中,观察到低失败率 (<1%).
- 在经历了G-LOC和没有经历过G-LOC的机组人员之间,在放松的渐进性发病率容忍度上发现了显著的差异.
- 在成功完成7G和8G配置文件 (分别是4.4和4.7倍) 后,在9G时发现G-LOC的几率增加.
结论:
- 较高的G-耐受性通常与在操作环境中减少G-LOC的可能性有关.
- 印度空军航空航天医学研究所目前的G耐受性培训与运营目标保持一致,并且已被证明是有效的.
- 已建立的高G训练计划在准备印度空军战斗机机组人员方面取得了长期成功,这证明了它的有效性.
相关概念视频
Units and Standards of Measurement
32.0K
A physical quantity is defined either by specifying its measurement method or by stating how it is calculated from other measurements. For example, consider a metallic cube. We might define its mass and dimensions by specifying methods for measuring them, such as using a weighing machine and a meter scale. Then, we could define the volume by stating that it is the cube of its side, and we could calculate the density as the mass divided by the volume.
Measurements of physical quantities are...
Measurements of physical quantities are...
32.0K
International System of Units
2.4K
The International System of Units, known as the SI system, is a universally accepted measurement system recognized and used worldwide. The SI system is based on a set of three base units considered absolute, and their values do not change with location. These base units are meters, kilograms, and seconds.
Prefixes are used to define both larger and smaller quantities in the SI system. For example, milli, micro, and nano define smaller quantities, while kilo, mega, and giga are used to define...
Prefixes are used to define both larger and smaller quantities in the SI system. For example, milli, micro, and nano define smaller quantities, while kilo, mega, and giga are used to define...
2.4K
General External Flow Characteristics
226
The study of external flow is essential for creating structures and objects that interact efficiently and safely with moving fluids, such as air or water. When a body is immersed in a flowing fluid, it experiences two primary forces: drag, which opposes motion along the flow direction, and lift, which acts perpendicular to the flow. The shape, size, and orientation of the object influence these forces.Streamlined and Blunt Bodies in External FlowObjects in fluid flow are classified as...
226
SBAR II: Application of SBAR
4.5K
SBAR is an effective communication tool used by healthcare professionals to communicate patient information accurately. SBAR stands for Situation, Background, Assessment, and Recommendation. For a better understanding, an example is given below.
SBAR Report from a Nurse to a Health Care Provider
S: "Hello, Dr. Smith. This is Jane, RN, from the Med Surg unit. I am calling to tell you about Ms. White in Room 210, who is experiencing increased pain and redness at her incision site. Her recent...
SBAR Report from a Nurse to a Health Care Provider
S: "Hello, Dr. Smith. This is Jane, RN, from the Med Surg unit. I am calling to tell you about Ms. White in Room 210, who is experiencing increased pain and redness at her incision site. Her recent...
4.5K
SI Units: 2019 Redefinition
1.6K
Measurement is an indispensable part of analytical chemistry. The result of measurement helps quantify a substance's physical property and compare it with the physical property of another substance. Each measurement comprises two components - a number indicating the magnitude and a unit of measurement as a standard for comparison. Further, the same quantity can be measured using different units of measurement, which leads to differences in magnitude.
A standard set of units has been defined...
A standard set of units has been defined...
1.6K
Instrument Calibration
217
Instrument calibration is essential for ensuring that instruments produce accurate and consistent results. It is vital in manufacturing, healthcare, testing laboratories, and scientific research. Calibration processes are specific to each instrument and help enhance data accuracy. Each instrument has a unique calibration process tailored to its design and function to improve data accuracy.
Analytical Balance Calibration
An analytical balance measures mass and requires regular calibration to...
Analytical Balance Calibration
An analytical balance measures mass and requires regular calibration to...
217


