| JF-17 Thunder FC-1 Fierce Dragon |
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|---|---|
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| Role | Multirole fighter |
| Manufacturer | Chengdu Aircraft Industry Corporation Pakistan Aeronautical Complex |
| First flight | 25 August 2003 |
| Introduced | 12 March 2007 |
| Status | Serial production beginning / In active service with Pakistan |
| Primary users | Pakistan Air Force People's Liberation Army Air Force |
| Produced | In China: June 2007-???? / In Pakistan: January 2008-???? |
| Number built | 4 prototypes 10 delivered |
| Unit cost | US$15-20 million (estimated). |
The PAC JF-17 Thunder, also known as the Chengdu FC-1 Fierce Dragon (simplified chinese 枭龙, traditional chinese 梟龍, pinyin:Xiāo Lóng) [1] in China, is a 4th generation single-seat multi-role fighter aircraft jointly developed by China and Pakistan. The "JF" and "FC" designations stand for "Joint Fighter" and "Fighter China" respectively. The first two aircraft were delivered to the Pakistan Air Force on 2007-03-12.[2] The JF-17/FC-1 is designed to be a cost-effective plane which can meet the tactical and strategic needs of air forces of developing countries. On January 22, 2008, Pakistan started serial production of the aircraft at the Pakistan Aeronautical Complex, Kamra.[3][4] [5].
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The JF-17 is being built by China's Chengdu Aircraft Industry Corporation (CAC) and Pakistan Aeronautical Complex (PAC).[citation needed]
The project is expected to cost about US$500 million, divided equally between China and Pakistan, while each individual aircraft is expected to have a fly-away cost of US$8-15 million. The JF-17 Thunder initial development project was completed in a period of four years.[6] However, later improvements to the project has taken up more time. Pakistan has announced that it will procure 150, but this may easily go up to 300. The JF-17 will replace Pakistan's MiG-21-derived Chengdu F-7, Nanchang A-5 (Q-5) and Mirage III/V currently in service. Azerbaijan and Zimbabwe have each placed orders as well.[7] 9 other countries which have expressed interest in purchasing the JF-17 are Bangladesh, Burma (Myanmar), Egypt, Iran, Lebanon, Malaysia[8], Morocco, Nigeria and Sri Lanka, plus Algeria, which has reversed the decision of opting the latest MiG-29UBS.
In 1986, China signed an agreement with Grumman to develop an upgrade for the J-7 known as the "Saber II", the replacement of the abandoned "Super 7" upgrade of J-7. The program was cancelled in 1990, primarily due to worsening relations with the U.S. following the Tiananmen Square protests of 1989. However, CAC kept the program alive by providing low-level funding from its own resources.
After U.S. sanctions were imposed on Pakistan in 1990, Pakistan also became interested in the project.
The first prototype was rolled out on May 31, 2003, conducted its first taxi trials on July 1, and made its first flight on August 25 of the same year. Prototype 03 made its first flight in April 2004. On April 28, 2006, Prototype 04 made its first flight with fully operational avionics.
Looking at the status of the development's work, the fourth prototype version of the JF-17 Thunder combat jet has successfully completed its first operational flight in Chengdu, China, on Wednesday, 2006-03-10.[9] The 4th prototype of the JF-17 Thunder combat jet is configured as a multi-role fighter-bomber and is capable of carrying multiple air-to-air and air-to-ground weapons. The fighter jet is equipped with advanced electronics and weapons systems. Pakistan received the first consignment of 2 aircraft on 2007-03-23, while the Pakistan Aeronautical Complex in Kamra will start manufacturing the JF-17 in 2008. China will start official production in June 2007.
The fourth prototype version is said to be redesigned with F-35 style Divertless Supersonic Intakes (DSIs) being the most notable feature; according to Lockheed Martin, DSIs are more stealthy than other conventional air intakes as well as DSIs also divert turbulent boundary-layer airflow away from the engine inlet[10][11]
At the Sixth Zhuhai Airshow in China, a Unit Training Device (UTD) appearing identical to the earlier mockup of the JF-17 was publicly displayed, and the manufacturer of the aircraft, along with other manufacturers of airborne weaponry, provided more detailed information on the projects:
The software of JF-17 totaled more than one million lines of instructions, incorporating the concept of open architecture. Instead of using the common Ada, the programming language of JF-17 software is written in C++ instead. The reason for using C++ instead of Ada was due to practice of the commercial off-the-shelf to better utilize the large number of civilian software programmers available. The avionics of JF-17 prototypes was based on Motorola 88000 microprocessor originally, but can be changed to other types of the same class. The 4th prototype includes advanced avionics features such as:
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Several radars have been tested onboard prototypes of JF-17, which includes:
When Chinese Su-30MKK and Indian Su-30MKI were deployed in the humid subtropical and tropical zones, both had experienced significant fogging problems for the Russian SILS-30 HUDs, which was originally designed for arid environment in arctic/subarctic zones, thus a great deal of effort was spent to solve this issue so that the holographic HUD of Chinese origin on JF-17 could be deployed in any environments like its western counterparts. Alternatively, western HUDs can be incorporated directly into the aircraft with little effort due to the modular design and the adoptation of MIL-STD-1553B. The Chinese designed HUD for J-10 has inherited Russian/Soviet tradition of doubling as a radarscope, enabling the pilot to keep his eyes focused at infinity while working with his radar at the same time, a feature originally reverse engineered from MiG-23s obtained from Egypt.[citation needed] The Chinese further expanded this function to include the projection of monochrome images from electrical optical pods JF-17 carried, though the colored images from these electrical optical pods would still have to be displayed on the head down displays.
However, many domestic Chinese sources have claimed that based on the feedback of the Chinese, Pakistani and other foreign pilots invited to evaluate the system, the result of such attempt to combine the best of Russian/Soviet and western practices is mixed at the best. While pilots accustomed to Soviet fighters including MiG-23 and MiG-29 welcomed the move, many others were rather not impressed at all, feeling that it was nothing other than merely pasting a transparent map on the HUD, because there was no three-dimensional presentation that would accurately cue a pilot's eyes to look for a target as it appears in a particular direction/angle, so the overall true effectiveness was still rather questionable. Such claimed are supported by the official acknowledgement of the manufacturer when Chengdu Aircraft Industry Corporation publicly announced at 6th Zhuhai Airshow held at the end of 2006 that this function did not come as a standard feature. Furthermore, the unit training device (UTD) presented at the same airshow also lacked this feature. As of early 2008, this function of HUD doubling as a radarscope is marketed by the Chengdu Aircraft Industry Corporation as an extra feature if the customer is willing to pay extra, rather than as a standard feature that comes with the aircraft. However, incorporating this feature might be helpful to attract customers who operates Soviet fighter with the same feature, such as MiG-23 and MiG-29.
JF-17 is full compatible with the Chinese indigenously developed electro-optical (optronics) system originally developed for J-10 by Sichuan Changhong Electric Appliance Corporation. (四川长虹电器股份有限公司) The domestic Chinese optronics system is more advanced than the Russian Izdeliye series which lacked the infrared imaging (ImIR) capability. The Chinese system is named as Type Hongguang-I Electro-optical radar (虹光-Ⅰ型光电雷达), with Hongguang meaning Rainbow Light, and it is a third generation optronics with ImIR capability and utilizes HgCdTe focal array, and received its certification on March 3, 2005 and subsequently entered service. A year later, the system was revealed to Chinese pubilc at the Conference on (Making) Sichuan Province a Strong Industrial Province (四川工业强省工作会). During the conference that lasted from March 26 to March 31, 2006, many cadres attending the conference including the Sichuan provincial (communist) party secretary Zhang Xuezhong (张学忠) were shown and operated an actual system demonstrated at the conference. Type Hongguang-I Electro-optical radar is also designed to be compatible with H-6, JH-7, J-8, J-11 and other large aircraft. Based on the limited information released, Hongguang-I optronics has a maximum range up to 75 km, longer than the Izdeliye OLS-27 (36Sh) optronics with 50 km on Su-27, but shorter than the Izdeliye OLS-30 (52Sh) optronics on Su-30.
In comparison to Russian Izdeliye family of optronics such as OLS-27 (36Sh) on Su-27 and OLS-30 (52Sh) on Su-30 that weigh over 200 kg, the Chinese system is much more lighter and compact, but still not enough to be fitted into the nose of the aircraft when the current available radars are installed. As a result, only the podded version can be carried by earlier production models of JF-17. Many domestic Chinese sources have claimed that this is the reason why the radar selection of JF-17 has not yet been finalized, due to the need for a more compact and lighter one while maintaining the same capability at the same time in order to install the domestic optronics system internally like similar systems on F-14, MiG-29 and Su-27.
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Though the exact type of helmet mounted sights for the JF-17 has yet to be determined, it is known that the HMS will be standard. The JF-17 is compatible with a wide range of HMSes, and its HMS will be at least equal or better than the HMS offered for the Chengdu J-7E/F-7PG (J-7), which first appeared in 2002 at air shows and various defense / electronics exhibitions, such as CIDEX held in China. According to staffmembers from the developing firms and their advertisements at these exhibitions, the HMS offered for the J-7 is already better than the latest Russian HMS available on the export market, in that the Chinese HMS is specifically designed to improve the performance of the Russian system, and it outperforms its Russian counterparts including the ASP-AVD-21, Shchel series and Sura series in various fields:[citation needed]
Although the Chinese HMS for the J-7 has already enjoyed numerous advantages over the latest Russian HMS developed later, it still might not be the final type of HMS selected for the JF-17, because even as the Chinese HMS for the J-7 was first revealed in 2002, the Chinese manufacturers such as the 613th Institute had already started the development of newer HMS designed to replace the HMS for the J-7. Three major Chinese manufacturers, XBOE, the 613th Institute, and Luoyang Optoelectro Technology Development Center have already developed a variety of HMS systems with improvements including the adaptation of common attachments and power sources so that all night vision goggles and HMS are interchangeable, without the need to replace the entire system. The weight would be further reduced from the 200-gram weight of the Chinese HMS for the J-7, while the performance is further increased (mainly in the increase of elevation angles). While claims by various sources that the more advanced Chinese HMS on board the Chengdu J-10 developed from the HMS on board the J-7 would be selected for the JF-17 cannot be confirmed, the aircraft is certainly compatible with the more advanced Chinese HMS on board the J-10.[citation needed]
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It has all the standard electronic warfare systems, such as radar warning receiver, missile approach warning system, etc.
The JF-17 has two communication radios; one of them has the capacity for data link to exchange data from either a ground control center or an AWACS/AEW.
The modular design of solid state avionics has enabled the data link for the air-to-ground precision guided munitions to be carried internally, thus eliminating the need to carry external data link pods that are common for current Russian and Vietnam War era American systems, but this only applies to the radar or GPS guided air-to-surface missiles, because for television, infrared, or laser guided munitions, the aircraft lacks built-in electro-optics targeting and weapon control systems, so an external electro-optic targeting pod must be carried such as the Chinese built Blue Sky.
The current engine in the JF-17, the Russian RD-93, is now completely smoke-free. Truly impressive is that considering all its misgivings, the acceleration and quick response it can achieve is well within expectations. According to most test pilots, the engine's response is virtually instantaneous. Here is a comparison between the RD-93 and the Chinese WS-13:
| ENGINES: | Chinese WS-13 | Russian RD-93 | Percentage Difference |
|---|---|---|---|
| Length (m): | 4.15 | 4.25 | -2.35% |
| Diameter (m): | 1.02 | 1.04 | -1.92% |
| Weight (kg): | 1135 | 1055 | +7.58% |
| Thrust (afterburning, kN): | 86.37 | 81.3 | +6.24% |
| Thrust (dry, kN): | 56.75 | 50 | +13.50% |
| Bypass ratio: | 0.57 | 0.49 | +16.33% |
Instead of being required to be sent back to the main overhaul factories in the rear for engine replacements, the aircraft engine can be readily replaced at the forward airbases in field conditions within two hours (one hour forty-five minutes has been achieved), providing the necessary maintenance equipment is all in place.
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In comparison to Russian ground maintenance equipment for the Flanker family such as the Sukhoi Su-30, the Chinese claim that its indigenously-developed ground maintenance equipment for the JF-17 offers significant advantages to the current Russian one on the market, and the PLAAF has already begun to replace Russian ground maintenance equipment for the Flanker family for the following reasons:
Russia and China had signed an end-user certificate for the RD-93 engines, preventing China from exporting the JF-17 to Pakistan after Indian protests. In 2007, in a surprise move the Russian President Vladimir Putin intervened and allowed re-export of the engines to Pakistan and six other countries[15][16], following this the former Russian PM Mikhail Fradkov visited Pakistan to boost relations between the two countries.[17]
The first 50 JF-17s entering Pakistan Air Force (PAF) service will only incorporate Chinese avionics and weapon systems. Subsequent upgrades will be made on PAF JF-17s every five years, planned additions include Infra-Red Search & Track (IRST), In-Flight Refueling (IFR) and possibly engine change from the Russian RD-93 to Chinese WS-13 and maybe some minor stealth features.[18][19]
Beyond the initial 50 PAF JF-17s, the remaining may be equipped with European avionics and radars. Pakistan had begun negotiations with British and Italian defence firms over potential avionics and ECM/EW systems for JF-17. In fact, one of the radar options for JF-17 is the Italian Grifo S7.[20]
The first two have arrived in Pakistan and are part of the initial 150 order. The PAF aims to boost the JF-17 fleet to 200-300[citation needed].
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All weapon systems are designed to be compatible with both Western systems (ie. supporting MIL-STD-1760 data bus), Chinese systems and Pakistani systems as well. A total of 3,629 kg (8,000 lb) of ordnance can be loaded on the JF-17 Thunder.[21]
One internal GSh-23-2 twin-barrel 23-mm[22] cannon has been installed on JF-17, which can be replaced with a 30-mm single-barrel cannon.[23]
The JF-17 is primarily an export-oriented fighter, thus it can be built according a customer's specifications and use a variety of Chinese and Western weapon systems.
These include air-to-air Beyond Visual Range missiles (BVRs).
In addition to unguided bombs and rockets, the aircraft is adopted to deploy a wide range of precision guided munitions, including:
All precision guided munitions listed above are either GPS or radar guided, and when the television or laser guided munitions are deployed, addition electro-optical targeting pods such as the Chinese-built Blue Sky pod must be carried externally in order to provide guidance and targeting information.
Serial production begun in June 2006. A total of 8 aircraft have been delivered to PAF. 2 were delivered prior to March 23 parade in 2007 and the remainder 6 were delivered in 2008. Serial production after 2008 is planned at an annual 10-15 planes per year, while from 2009+ it will be at 25-30 planes per year. After the 2008, earthquakes in China, this figure may not be achievable.
The Rtd. Gen, ex-President of Pakistan, Pervez Musharraf, declared in his Independence Day speech on August 14, 2006 that the JF-17 will be flying in Pakistani skies by March 23, 2007. The first 2 JF-17 Thunder fighter aircraft were delivered to Pakistan Air Force on 2007-03-12[2]. The JF-17 Thunder aircraft had its first public appearance in Islamabad, on March 23, 2007 during a fly-past performance in the Pakistan Day Joint Services Parade in Islamabad.[25]
On 2007-03-31, Pakistan Air Force Chief of Air Staff Air Chief Marshal Tanvir Mahmood Ahmed said, "PAF would soon induct fourth and fifth generation high-tech fleet of fighter-bomber aircraft with the aim to modernize the country’s air force which includes the induction of 10 to 12 squadrons of JF-17 Thunder aircraft." He also said, during this year, six more JF-17 aircraft would be received from China (now received), as in 2008 the serial production of the aircraft would commence at Pakistan Aeronautical Complex Kamra, Pakistan. The PAF Chief said, 15 aircraft would be manufactured in 2008, while 20 in the next year with the aim to achieve capability to manufacture 25 to 30 aircraft per year, also hinting the PAF was set to acquire up to 250 JF-17 Thunder aircraft.[26][27]
The ex-Prime Minister of Pakistan Shaukat Aziz in a recent press conference held in Islamabad, Pakistan after the visit of China termed the project as JF-17 was "Pakistan’s proud programme and a unique example of cooperation and friendship between the two countries". He also said that serial production of JF-17 Thunder aircraft would soon start next year and Pakistan would like to sell fourth generation JF-17 Multirole Aircraft to those interested. The Prime Minister also confirmed that JF-17 Thunder aircraft in Pakistan had also completed 500 combat missions and sorties.[28]
The Zimbabwe Air Force reportedly ordered 12 JF-17 2004,[29][30][31][verification needed] but there are no current sources that confirm payment or intent of delivery.
The Azerbaijan Air Force is currently negotiating with Pakistan for the purchase of 24-26 JF-17s, worth between 16 and 18 million dollars each.[7] The Sudanese Air Force is also reported to be negotiating for 12 aircraft.[32]
Four variants are expected to be designed, built, tested and produced:
| Designation | Role |
|---|---|
| Prototype-01 | Flight Performance Verification |
| Prototype-02 | Ground and Load Testing (Static Ground Testing) |
| Prototype-03 | Flight Performance Verification |
| Prototype-04 | Weapons Integration And Avionics Testing |
| Prototype-05 | Fatigue Testing (Static Ground Testing) |
Data from 2008 Aviation Source Book[40]
General characteristics
Performance
Related development
Comparable aircraft
Related lists
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