A Comparative Analysis of Technological Learning Systems in Emerging Rotorcraft Companies by MASSACHUSFS INSTITTE Thiam Soon Gan O EINLG
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Five by Five a M Essage F Rom the P Resident
Vol. 1, No. 2 Summer 2021 The Newsletter of the Helicopter Conservancy, Ltd. FIVE BY FIVE A M ESSAGE F ROM THE P RESIDENT ne of my earliest memories is of a was able to intervene. So my own rescuer family trip to the beach. I remember ultimately saved not just one life that day O the warmth of the sand between my back in 1969 but two. toes, the blue sky overhead and the roar of the surf as it broke on the Pacific coast. The Helicopters are well known for their im- year was 1969. I was oblivious to the war in portant role in rescue work, a role that dates Southeast Asia then in full swing; I knew back to the early machines of the 1940s. With INSIDE THIS ISSUE: nothing of the tumultuous events here at their ability to get in and out of tight spots, home. In fact, I was just old enough to walk helicopters are ideally suited for this task. Five by Five 1 and, using this newfound ability, slipped away Around the Hangar 2 from my parents to go explore this exciting Their crews are equally at home in this mis- and unfamiliar place. sion and have earned a reputation for re- Firestorm 3 maining cool under pressure, often facing I toddled over to get a better look at the extraordinary personal risk to deliver their 6 The Last Dragon waves and a school of small fish I had spotted charges—all in a day’s work. Short Final 8 swimming in the shallows. -
Russian Helicopters Experience and Innovation
RUSSIAN HELICOPTERS EXPERIENCE AND INNOVATION © 2013 Russian Helicopters, JSC All rights reserved RUSSIAN HELICOPTERS AT A GLANCE Russian Helicopters, JSC is the sole manufacturer of “Mil” and “Kamov” civil and military helicopters. The company’s structure incorporates design bureaus, final assembly plants, components and parts manufacturers and service providers. Russian Helicopters consolidated the entire helicopter-building industry of Russia. We offer complete helicopter lifecycle from development to disposal. Russian Helicopters was founded in 2007 as a subsidiary of Oboronprom Corporation © 2013 Russian Helicopters, JSC All rights reserved FULLY INTEGRATED STRUCTURE Oboronprom TOTAL STAFF – 41,000 EMPLOYEES Russian Helicopters (98.5%) Mil Moscow Kazan Helicopters SMPP Helicopter Service Helicopter Plant (80.22%) (59.99%) Company (72.38%) (100.0%) Kamov Rostvertol Reduktor-PM (99.79%) (92.01%) (80.84%) Moscow and region NARP (9,000 employees) Kazan (95.1%) (6,500 employees) Ulan-Ude Aviation Plant (84.82%) Perm Progress Arsenyev (1,800 employees) Aviation Company Rostov-on-Don (93.14%) (7,900 employees) Kumertau Kumertau (4,000 employees) Novosibirsk Aviation PE (500 employees) (100.0%) Arsenyev (6,000 employees) Ulan-Ude (6,000 employees) © 2013 Russian Helicopters, JSC All rights reserved RUSSIAN HELICOPTERS AROUND THE WORLD Civil Total 37,530 Military Total 22,800 9% 91% 78% Civil Military Russian-made helicopters Key regions: account for nearly 14% of the Russia, CIS, India, China, Latin global fleet and are operated America, -
Md Helicopters Md Explorer Twin-Engined Light Helicopter, Usa
MD HELICOPTERS MD EXPLORER TWIN-ENGINED LIGHT HELICOPTER, USA The MD Explorer twin-engined light helicopter entered service in 1994 and is in service with private and corporate customers, law enforcement agencies and emergency services around the world. It is manufactured by MD Helicopters Inc of Mesa, Arizona, a subsidiary of the Netherlands-based MD Helicopters of the RDM Group. The company acquired the business rights of the former McDonnell Douglas Helicopters from Boeing in February 1999, excluding that of the AH-64 Apache helicopter which remains within Boeing's business interest. As well as the Explorer, MD Helicopters' products include the MD 500, 520N, 530F and the 600N. In August 2005, Patriarch Partners of New York bought a controlling interest in MD Helicopters from RDM. Over 100 MD Explorers have been delivered. The Explorer is in service with law enforcement agencies, including the US Coast Guard, US Drug Enforcement Agency, Rijkswacht and the Gendarmerie in Belgium, German State Police, Dutch National Police, the Mexican Navy and UK Police Aviation Services. The helicopter can be fitted with a selection of federal or military systems, e.g. forward looking infrared (FLIR) observation system. HELLFIRE GUIDED MISSILE AND GUN-MOUNTED DESIGN The MD Combat Explorer can be armed with 70mm rocket pod, GAU-19/A 0.50 calibre Gatling gun, M-134 7.62mm miniguns, Hellfire laser-guided missiles and Rafael N-TD dual-operation missiles. For the US Coast Guard the helicopter carries the designation MH-90 Enforcer and is armed with an M240 7.62mm gun pintle mounted at the side door. -
Rotorcraft (2011)
Rotorcraft Overview The rotorcraft industry produces aircraft, powered by either turboshaft or reciprocating engines, capable of performing vertical take-off and landing (VTOL) operations. The rotorcraft sector includes helicopters, gyrocopters, and tiltrotor aircraft. Helicopters, which employ a horizontal rotor for both lift and propulsion, are the mainstay of the industry. Gyrocopters are produced in much smaller quantities, primarily for use in recreational flying. Tiltrotor aircraft, such as the V-22 Osprey1, can take off vertically and then fly horizontally as a fixed-wing aircraft. Rotorcraft are manufactured in most industrialized countries, based on indigenous design or in collaboration with, or under license from, other manufacturers. Manufacturers in the United States of civilian helicopters include American Eurocopter, Bell, Enstrom, Kaman, MD Helicopters, Robinson, Schweizer (now a subsidiary of Sikorsky), and Sikorsky. Bell moved its civilian helicopter production to Canada, with the last U.S. product completed in 1993.2 American Eurocopter—a subsidiary of the European manufacturer and subsidiary of EADS NV—has manufacturing and assembly facilities in Grand Prairie, Texas and Columbus, Missouri. European producers include AgustaWestland, Eurocopter, NHIndustries, and PZL Swidnik. Russian manufacturers including Mil Moscow, Kamov and Kazan helicopters, as well as a number of other rotorcraft related companies, have been consolidated under the Russian government majority-owned OAO OPK Oboronprom.3 (See this report’s Russia -
Dynamical Torsional Analysis of Schweizer 300C Helicopter Rotor
Dynamical Torsional Analysis of Schweizer 300C Helicopter Rotor Systems تحليل اﻹلتواء الديناميكي ﻷنظمة الحركة في المروحية العمودية )Schweizer 300C( by HAITHAM KHAMIS MOHAMMED AL-SAEEDI Dissertation submitted in fulfilment of the requirements for the degree of MSc SYSTEMS ENGINEERING at The British University in Dubai January 2019 DECLARATION I warrant that the content of this research is the direct result of my own work and that any use made in it of published or unpublished copyright material falls within the limits permitted by international copyright conventions. I understand that a copy of my research will be deposited in the University Library for permanent retention. I hereby agree that the material mentioned above for which I am author and copyright holder may be copied and distributed by The British University in Dubai for the purposes of research, private study or education and that The British University in Dubai may recover from purchasers the costs incurred in such copying and distribution, where appropriate. I understand that The British University in Dubai may make a digital copy available in the institutional repository. I understand that I may apply to the University to retain the right to withhold or to restrict access to my thesis for a period which shall not normally exceed four calendar years from the congregation at which the degree is conferred, the length of the period to be specified in the application, together with the precise reasons for making that application. ___________________ Signature of the student COPYRIGHT AND INFORMATION TO USERS The author whose copyright is declared on the title page of the work has granted to the British University in Dubai the right to lend his/her research work to users of its library and to make partial or single copies for educational and research use. -
Over Thirty Years After the Wright Brothers
ver thirty years after the Wright Brothers absolutely right in terms of a so-called “pure” helicop- attained powered, heavier-than-air, fixed-wing ter. However, the quest for speed in rotary-wing flight Oflight in the United States, Germany astounded drove designers to consider another option: the com- the world in 1936 with demonstrations of the vertical pound helicopter. flight capabilities of the side-by-side rotor Focke Fw 61, The definition of a “compound helicopter” is open to which eclipsed all previous attempts at controlled verti- debate (see sidebar). Although many contend that aug- cal flight. However, even its overall performance was mented forward propulsion is all that is necessary to modest, particularly with regards to forward speed. Even place a helicopter in the “compound” category, others after Igor Sikorsky perfected the now-classic configura- insist that it need only possess some form of augment- tion of a large single main rotor and a smaller anti- ed lift, or that it must have both. Focusing on what torque tail rotor a few years later, speed was still limited could be called “propulsive compounds,” the following in comparison to that of the helicopter’s fixed-wing pages provide a broad overview of the different helicop- brethren. Although Sikorsky’s basic design withstood ters that have been flown over the years with some sort the test of time and became the dominant helicopter of auxiliary propulsion unit: one or more propellers or configuration worldwide (approximately 95% today), jet engines. This survey also gives a brief look at the all helicopters currently in service suffer from one pri- ways in which different manufacturers have chosen to mary limitation: the inability to achieve forward speeds approach the problem of increased forward speed while much greater than 200 kt (230 mph). -
Airworthiness Directive
EASA AD No.: 2015-0226R5 Airworthiness Directive AD No.: 2015-0226R5 Issued: 23 July 2020 Note: This Airworthiness Directive (AD) is issued by EASA, acting in accordance with Regulation (EU) 2018/1139 on behalf of the European Union, its Member States and of the European third countries that participate in the activities of EASA under Article 129 of that Regulation. This AD is issued in accordance with Regulation (EU) 748/2012, Part 21.A.3B. In accordance with Regulation (EU) 1321/2014 Annex I, Part M.A.301, the continuing airworthiness of an aircraft shall be ensured by accomplishing any applicable ADs. Consequently, no person may operate an aircraft to which an AD applies, except in accordance with the requirements of that AD, unless otherwise specified by the Agency [Regulation (EU) 1321/2014 Annex I, Part M.A.303] or agreed with the Authority of the State of Registry [Regulation (EU) 2018/1139, Article 71 exemption]. Design (Change) Approval Holder’s Name: Helicopter Type/Model designation(s): LEONARDO S.p.A. AW109SP, AB/AW 139 and AB412 BELL HELICOPTER TEXTRON, Inc. 212, 214 and 412, and STC SH3189SO BELL HELICOPTER TEXTRON CANADA Ltd 429 and 430 AIRBUS HELICOPTERS AS 365 N3, AS 332 L2 and EC225 LP AIRBUS HELICOPTERS DEUTSCHLAND GmbH MBB-BK 117 C-2, EC135 and EC635 MD HELICOPTERS, Inc. MD900 SIKORSKY AIRCRAFT CORPORATION S-61, S-76 and S-92A Effective Date: Revision 5: 30 July 2020 Revision 4: 11 June 2019 Revision 3: 01 June 2016 Revision 2: 15 March 2016 Original issue and Revision 1: 21 November 2015 TCDS Number(s): EASA.IM.R.001, EASA.R.002, EASA.R.005, EASA.R.006, EASA.R.009, EASA.R.105, EASA.IM.R.113, EASA.R.510 and EASA.IM.R.506; USA 1H15, H19NM, H4SW and H6SW; Canada H-88; and Italy A 157. -
Historical Perspective September 2011 11
Helicopter heroes It was 50 years ago that a prototype helicopter first flew and a legend was born—the CH-47 By Mike Lombardi urrently serving on the front lines The advantage of this unique design Just as earlier Chinooks proved of the global fight against terror- allows for low load-per-rotor area, elimi- themselves in wartime, the D model Cism, the CH-47 Chinook is the nates the need for a tail rotor, increases has played a key role for U.S. and epitome of the innovative tandem-rotor lift and stability, and provides a large allied troops in the deserts of Iraq helicopter designs produced through range for center of gravity. and the mountains of Afghanistan. the genius of helicopter pioneer Frank The HRP was followed by the U.S. The highly modified MH-47 series is Piasecki, founder of the company that Navy HUP/UH-25, the first helicopter to operated by the U.S. Army Special would later develop into the Boeing incorporate overlapping tandem rotors, Operations Forces. operations near Philadelphia. and the U.S. Air Force CH-21, a long- When the Chinook first flew in 1961 The CH-47, having been continuously range helicopter transport designed for Boeing Magazine wrote: “There is a modernized, has provided unmatched use in the Arctic. saying in the aviation industry that you capability for U.S. and allied troops since Piasecki stepped down in 1955 as can tell a winner by its appearance. The hard work and dedication of the Boeing its introduction 50 years ago this month. -
Replace with Your Title
Advancing Vertical Flight: A Historical Perspective on AHS International and its Times M.E. Rhett Flater L. Kim Smith AHS Executive Director (1991-2011) AHS Deputy Director (1993-2011) M. E. Rhett Flater & Associates M.E. Rhett Flater & Associates Pine Knoll Shores, NC Pine Knoll Shores, NC ABSTRACT1 This paper describes AHS’s vital role in the development of the rotorcraft industry, with particular emphasis on events since 1990. It includes first-hand accounts of the formation of the Society, how it matured and evolved, and the particular influences that compelled change. It describes key events which occurred during various stages of the Society’s growth, including the formation of its technical committees, the evolution of the AHS Annual Forum and technical specialists’ meetings, and the creation and evolution of the Society’s publications. Featured prominently are accounts of AHS’s role in pursuing a combined government, industry and academia approach to rotorcraft science and technology. Also featured is the creation in 1965 of the Army-NASA Agreement for Joint Participation in Aeronautics Technology, the establishment of the U.S. Army Rotorcraft Centers of Excellence, the National Rotorcraft Technology Center (NRTC), the inauguration of the Congressional Rotorcraft Caucus and its support for the U.S. defense industrial base for rotorcraft, the battle for the survival of NASA aeronautics and critical NASA subsonic ground test facilities, and the launching of the International Helicopter Safety Team (IHST). First Annual AHS Banquet, October 7, 1944. 1Presented at the AHS 72nd Annual Forum, West Palm Beach, Florida, USA, May 17-19, 2016. Copyright © 2016 by the American Helicopter Society International, Inc. -
The Market for Medium/Heavy Commercial Rotorcraft
The Market for Medium/Heavy Commercial Rotorcraft Product Code #F605 A Special Focused Market Segment Analysis by: Rotorcraft Forecast Analysis 4 The Market for Medium/Heavy Commercial Rotorcraft 2011-2020 Table of Contents Executive Summary .................................................................................................................................................2 Introduction................................................................................................................................................................2 Trends..........................................................................................................................................................................3 Competitive Environment.......................................................................................................................................7 Market Statistics .......................................................................................................................................................9 Table 1 - Medium/Heavy Commercial Rotorcraft Unit Production by Headquarters/Company/Program 2011 - 2020......................................................10 Table 2 - Medium/Heavy Commercial Rotorcraft Value Statistics by Headquarters/Company/Program 2011 - 2020 ......................................................12 Figure 1 - Medium/Heavy Commercial Rotorcraft Unit Production 2011-2020 (Bar Graph).....................................................................................14 -
HAI PUBLICATIONS Convention News
DAY 3 January 30, 2020 HAI PUBLICATIONS Convention News « The crowds at Heli-Expo 2020 made a beeline for the exhibit hall where visitors could spend the day learning about the latest technology in the fascinating helicopter industry. This Sikosrky Firehawk and its crew were center stage for aficianados of seriously functional heavy-metal machinery. MARIANO ROSALES Firefighting Step-by-step to urban air mobility Erickson adopting Matrix tech › page 2 by Nicolas Zart People The Urban Air Mobility (UAM) concept Aircraft Systems Integration Office. Speak- ecosystem for the new aircraft to operate in needs to reach beyond the goal of serving ing at Helicopter Association Internation- and to win public acceptance for UAM. Meet MD’s maverick urban areas, with new electric vertical take- al’s (HAI) UAM Forum in Anaheim, Merkle Accordingly, the FAA official told forum leader › page 4 off and landing (eVTOL) aircraft—whether said the development of regulation and attendees that eVTOL operations will manned or unmanned—ready to serve wher- unmanned traffic management (UTM) will likely start with smaller aircraft flying short ever they are needed, according to Jay Merkle, have to happen through incremental steps hops before more complex operations with Helicopters executive director of FAA’s Unmanned as part of a wider effort to build a complete larger aircraft are possible. On December Guimbal’s G2 gets new 31, Merkle’s team issued a notice of pro - posed rulemaking for new requirements for avionics › page 6 remote identification of unmanned aircraft. This is widely viewed as an important step Tiltrotors Noise a critical issue for in establishing a regulatory framework that could support autonomous eVTOL opera- What is it like to fly the tions and the industry has until March 2 AW609 sim? › page 20 public acceptance of eVTOLs to respond. -
NASA Aeronautical Engineering Sring Aeronautical Engir Iqineering Aeronautical Engim Engineering Aeronautical E ' Ngineering
Aeronautical NASA SP-7037(150) Engineering July 1982 A Continuing NASA Bibliography with Indexes National Aeronautics and Space Administration (NASA-SP-7037(150» AERONAUTICAL N8^ ENGiNELKING: A CONTINUING BIBLIOGRAPHY allfl J1NUEXES (National Aeronautics and Space Administration) 114 p HC >5.00 CSCL 01A Oncias Aeronautical Engineering sring Aeronautical Engir iqineering Aeronautical Engim Engineering Aeronautical E ' ngineering Aeronaut " Engineering Aerc ing Aeronautical Engir (Sneering Aeronautical bngm il Engineering Aeronautical E lutical Engineering Aeronaut eronautical Engineering Aerc ing Aeronautical Engir ACCESSION NUMBER RANGES ........ Accession numbers efte<i in this Supplement fait within the following ranges, STAR (N-100Q0 Series) N82-2Q139 - N82-22140 IAA (A-10000 Series) A82-25S39 - A82-28538 This bibliography was pmpared by the NASA Scientific and Techracaj Informatioft facility operated for the National Aeronautics and Space Administration by PRO Government Information Systems. NASASP-7037(150) AERONAUTICAL ENGINEERING A CONTINUING BIBLIOGRAPHY WITH INDEXES (Supplement 150) A selection of annotated references to unclassified reports and journal articles that were introduced into the NASA scientific and technical information sys- tem and announced in June 1982 in • Scientific and Technical Aerospace Reports (STAR) • International Aerospace Abstracts (IAA). f\ I /\CIZ/\ Scientific and Technical Information Branch 1982 I \l/ lID/ 1 National Aeronautics and Space Administration Washington, DC This supplement is available as NTISUB 141.093 from the National Technical Information Service (NTIS), Springfield, Virginia 22161 at the price of S5.00 domestic; S10.00 foreign. INTRODUCTION Under the terms of an interagency agreement with the Federal Aviation Administration this publication has been prepared by the National Aeronautics and Space Administration for the joint use of both agencies and the scientific and technical community concerned with the field of aeronautical engineering.