[Ref US AIM Section 3 Airport Operations 4-3-7] How do pilots know if there is low-level wind shear (LLWS) near airport? (in USA) Ans: Controllers (ATC) will provide low-level wind shear (LLWS) information to pilots by giving the pilot the airport wind followed by the boundary wind. EXAMPLE− Wind shear alert, airport wind 230 at […]
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Why pilots should know the freezing level?
[Ref Safety first #22 July 2016 – 1/23] Q: Why pilots should know the freezing level? A: Pilots should know the freezing level because they could have more expectation about the threat of icing. Indeed, it might relate to the usage of WX radar. In order to get accurate weather detection, the weather radar antenna […]
HKSAR’s external problems and constraints in Airspace Management
[Ref AVIA4022 handout] There are 4 major external problems and constraints in HKSAR’s airspace management HKFIR is within the Pearl River Delta (PRD) region of which airspace is relatively small – this increases the airspace complexity. For example, flow control from Mainland ATC is not unusual – it can be a result of weather, traffic […]
Marshalling Hand Signals (For Aircraft)
[Ref Airport Handling Manual (AHM) — IGOM (IATA Ground Operations Manual) Chapter 4.8] Emergency Engine Shut Down Extend arm with wand forward of body at shoulder level, move hand and wand to top of left shoulder and draw wand to top of right shoulder in a “slicing motion across throat”. Stop/Emergency Stop Fully […]
Fuel Conversion – quantity and mass
[Ref Youtube] Important! US short ton, UK long ton and Metric SI tonne 1 US ton (= 1 short ton) = 2000 lbs (907 kg) 1 UK ton (= 1 long ton) = 2240 lbs (1016 kg) 1 Metric (SI) ton (= 1 tonne), used in other area – 2204 lbs (1000 kg) Notes: 1 KG = […]
Analysis the pros and cons of eAWB in terms of operation and environment from an airline in-charge perspective
[Ref AVIA4017 handout] Handling Environmental Pros Data Quality ↑ standardize format and protocol computer programming helps checking data during entry process as well as before enter into database Big data appliation computer programming helps analysis data – x-check procedure and information retrieving (either OPS or Finance Team could get benefit) Risk and Cost ↓ reduce human […]
Quote of 07 Jan 2019 – Success breeds complacency. Complacency breeds failure. Only the paranoid survive
Success breeds complacency. Complacency breeds failure. Only the paranoid survive — Andy Grove #complacent
Quote of 06 Jan 2019 – I hear and I forget. I see and I remember. I do and I understand.
I hear and I forget. I see and I remember. I do and I understand. — Confucius
HLFC – 787-9 reveals aerodynamic advances
[Ref 16 | Flight International | 29 July-4 August 2014] Difference between 787-8 and 787-9 ??? Ans: HLFC The 787-9 is the first Boeing airliner with hybrid laminar-flow control (HLFC), will also equip the 787-10 and 777X the system uses suction to delay the transition of the airflow boundary layer from laminar f low into turbulent flow. […]
Quote of 17 Oct 2017 – Whoever is careless with the truth in small matters cannot be trusted with important matters
Whoever is careless with the truth in small matters cannot be trusted with important matters. – Albert Einstein