A lot of you’ll bear in mind BMW’s first foray into Hydrogen within the early 2000s. That 7 Sequence used liquid hydrogen and got here with huge working points. Specifically that the gasoline was simply evaporate. quick ahead to as we speak and BMW is (quietly) partnering with Toyota to convey a way more sensible model of a hydrogen powered BMW to the roads.
The automobile in query a modified X5 referred to as the iX5. Beneath a 100 automobiles have been handbill in Germany and will probably be used to extol the virtues of the system and study from actual world use.
Whereas a hydrogen powered gasoline cell BMW remains to be a methods off, the iX5 represents an enormous milestone for BMW because it appears to be like to realize information for potential sequence manufacturing.
Official Launch: BMW is Bringing Again Hydrogen int he Type of the BMW iX5
The BMW Group is presenting worldwide media representatives with the primary automobiles in a pilot fleet that can go into service this yr. After 4 years of growth work, the BMW iX5 Hydrogen automobile and growth venture is coming into its essential subsequent part.
The fleet of underneath 100 automobiles will then be employed internationally for demonstration and trial functions for varied goal teams. This energetic driving expertise will subsequently be the primary probability for folks not concerned within the growth course of to realize a direct impression of what the BMW iX5 Hydrogen has to supply.
“Hydrogen is a flexible vitality supply that has a key function to play within the vitality transition course of and subsequently in local weather safety. In any case, it is without doubt one of the most effective methods of storing and transporting renewable energies”, stated Oliver Zipse, Chairman of the Board of Administration of BMW AG. “We should always use this potential to additionally speed up the transformation of the mobility sector. Hydrogen is the lacking piece within the jigsaw in relation to emission-free mobility. One expertise by itself is not going to be sufficient to allow climate-neutral mobility worldwide.”
The BMW iX5 Hydrogen.
The BMW iX5 Hydrogen developed on the idea of the present BMW X5 was first unveiled as an idea on the IAA present in 2019. Preliminary prototypes had been then made out there on the IAA Mobility 2021 for guests to expertise in motion as shuttle automobiles.
Its hydrogen gasoline cell system is additional proof of the BMW Group’s main growth experience within the area of electrical drive applied sciences. The BMW Group is systematically pushing ahead with growth of hydrogen gasoline cell expertise as a further choice for regionally emission-free particular person mobility sooner or later.
BMW’s technological experience.
The BMW Group produces the extremely environment friendly gasoline cell methods for the pilot fleet at its in-house competence centre for hydrogen in Munich. This expertise is without doubt one of the core parts within the BMW iX5 Hydrogen and generates a excessive steady output of 125 kW/170 hp.
A chemical response takes place within the gasoline cell between gaseous hydrogen from the tanks and oxygen from the air. Sustaining a gentle provide of each parts to the gasoline cell’s membrane is of essential significance for the drive system’s effectivity. Along with the technological equivalents of options discovered on combustion engines, reminiscent of cost air coolers, air filters, management models and sensors, the BMW Group additionally developed particular hydrogen parts for its new gasoline cell system. These embody the high-speed compressor with turbine and high-voltage coolant pump, as an example.
The BMW Group sources the person gasoline cells from the Toyota Motor Company. The 2 corporations have loved a partnership characterised by belief for a few years and have been collaborating on gasoline cell drive methods since 2013.
Gas cell methods are manufactured in two foremost steps, based mostly on the person gasoline cells. The cells are first assembled right into a gasoline cell stack. The subsequent step entails becoming all the opposite parts to supply a whole gasoline cell system.
Stacking of the gasoline cells is essentially a totally automated course of. As soon as the person parts have been inspected for any harm, the stack is compressed by machine with a drive of 5 tonnes and positioned in a housing. The stack housing is manufactured within the gentle steel foundry at BMW Group Plant Landshut utilizing a sand casting approach.
For this, molten aluminium is poured right into a mould constructed from compacted sand blended with resin in a course of specifically designed for this small-series automobile.
The strain plate, which delivers hydrogen and oxygen to the gasoline cell stack, is constructed from solid plastic elements and light-alloy castings, additionally from the Landshut plant. The strain plate types a gas-tight and water-tight seal across the stack housing.
Remaining meeting of the gasoline cell stacks features a voltage take a look at together with intensive testing of the chemical response throughout the cells. Lastly, all of the totally different parts are fitted collectively within the meeting space to supply the whole system.
Throughout this method meeting stage, additional parts are fitted, such because the compressor, the anode and cathode of the fuel-cell system, the high-voltage coolant pump and the wiring harness.
Together with a extremely built-in drive unit utilizing fifth-generation BMW eDrive expertise (the electrical motor, transmission and energy electronics are grouped collectively in a compact housing) on the rear axle and an influence battery with lithium-ion expertise developed specifically for this automobile, the powertrain channels most output of 295kW / 401 hp onto the highway. In coasting overrun and braking phases, the motor additionally serves as a generator, feeding vitality again into an influence battery.
Manufacturing at Munich pilot plant.
The BMW iX5 Hydrogen is being constructed within the BMW Group’s pilot plant at its Analysis and Innovation Centre (FIZ) in Munich. That is the interface between growth and manufacturing the place each new mannequin from the corporate’s manufacturers is made for the primary time. Round 900 folks work there within the physique store, meeting, mannequin engineering, idea automobile development and additive manufacturing.
They’re tasked with making certain that each the product and the manufacturing course of are prepared for sequence manufacturing. Within the case of the BMW iX5 Hydrogen, specialists in hydrogen expertise, automobile growth and preliminary meeting of recent fashions have been working intently collectively to combine the cutting-edge drive and vitality storage expertise.
Hydrogen permits speedy re-fuelling.
The hydrogen wanted to produce the gasoline cell is saved in two 700-bar tanks product of carbon-fibre bolstered plastic (CFRP). Collectively these maintain nearly six kilograms of hydrogen, sufficient to provide the BMW iX5 Hydrogen a spread of 504 km (313 miles) within the WLTP cycle. Filling up the hydrogen tanks solely takes three to 4 minutes – so the BMW iX5 Hydrogen may also present the driving pleasure for which BMW is famend over lengthy distances, with only a few, brief stops alongside the best way.
Abstract of the technical information, efficiency, gasoline consumption and vary figures for the BMW iX5 Hydrogen:
Most output of general drive system: 295 kW/401 hp
Electrical steady output of the fuel-cell system: 125 kW/170 hp
Most output of the battery (lithium-ion expertise): 170 kW/231 hp
Most output of the extremely built-in electrical drive unit: 295 kW/401 hp
Capability of the hydrogen tanks: 6 kg hydrogen (gaseous)
Acceleration 0-100 km/h (62 mph) < 6 s
High pace: Over 180 km/h (112 mph)
Hydrogen consumption within the WLTP cycle: 1.19 kg/100 km
Vary within the WLTP cycle: 504 km (313 miles)
FCEV expertise contributes to decarbonisation.
The BMW Group is the primary German carmaker to have joined the “Enterprise Ambition for 1.5°C marketing campaign” led by the Science Primarily based Targets initiative and is dedicated to attaining the objective of full local weather neutrality all through the worth chain.
The subsequent step on this course of entails the BMW Group’s plan to scale back CO2 emissions per automobile over its full lifecycle – i.e. provide chain, manufacturing and use part – by at the very least 40 per cent by 2030 in contrast with 2019.
The BMW Group bought greater than 215,000 totally electrical automobiles worldwide in 2022, which represents a rise over the earlier yr of virtually 108 per cent. Absolutely electrical automobiles accounted for slightly below 9 per cent of complete gross sales volumes final yr, and this share is about to extend to fifteen per cent in 2023.
By 2030 on the newest, the BMW Group is seeking to attain a state of affairs the place totally electrical automobiles declare a greater than 50 per cent share of its general gross sales.
The BMW Group views FCEV expertise expressly as a possible addition to the drive expertise utilized by battery-electric automobiles.
Hydrogen as a part of international actions for CO2-free mobility.
In line with a report by the Worldwide Power Company (IEA), hydrogen gives appreciable potential as a future vitality supply in reference to international vitality transition actions. Due to its storage and transport capabilities, hydrogen can be utilized for all kinds of purposes.
Most industrialised nations are subsequently adopting hydrogen methods and backing them up with roadmaps and concrete tasks. Within the transport sector, hydrogen can turn out to be an extra expertise choice, alongside battery-electric mobility, for shaping sustainable particular person mobility in the long run.
Nonetheless, this may depend upon aggressive manufacturing of enough portions of hydrogen from inexperienced energy, in addition to growth of the corresponding filling infrastructure, which is already being intensively pursued in lots of nations.
The BMW Group welcomes and helps actions to advertise innovation in Germany and Europe that can assist construct a hydrogen financial system and speed up manufacturing of inexperienced hydrogen. These particularly embody the large-scale hydrogen tasks categorized as Necessary Tasks of Frequent European Curiosity (IPCEI).
The tasks that comprise this European Union initiative, supported in Germany by the Federal Ministry of Financial Affairs and the Federal Ministry of Transport, span your entire worth chain – from hydrogen manufacturing to move to purposes in business.
With the precise circumstances, hydrogen gasoline cell expertise has the potential to turn out to be an extra pillar within the BMW Group’s drive prepare portfolio for native CO2-free mobility.