Quantumscape

Energi Infrastruktur

Fremtidens Batteri

“Fastligger”

Et fast-stof-batteri med en anodefri arkitektur – som QuantumScapes løsning – ændrer fundamentaliteten i batteriets opbygning ved helt at fjerne den traditionelle grafit-anode og den flydende elektrolyt.

Hvor et konventionelt batteri er en kemisk "sandwich" fyldt med brandfarlig væske og grafit, er fast-stof-batteriet forenklet til sin helt rene, tørre kerne.

De 3 Hovedkomponenter i det Anodefrie Fast-Stof-Batteri

1. Katoden (Den positive elektrode / +):

Ligesom i et konventionelt batteri bestående af et aktivt katodemateriale (f.eks. høj-nikkel NMC) belagt på en aluminiumsfolie.

Katoden indeholder den oprindelige reserve af litiumioner.

2. Den Fast-Stof Keramiske Separator (Hjertet i teknologien):

En ultrahøj-densitets, ubrændbar 20-mikrometer keramisk skillevæg, der erstatter både den flydende, brandfarlige elektrolyt og den plastikbaserede separator.

Den keramiske membran fungerer som en absolut barriere for spidse litium-dendritter (som ellers forårsager kortslutninger), men tillader litiumioner at vandre direkte igennem sin krystalstruktur.

3. Strømlederen til Anoden (Kobberfolien – uden grafit):

Der påføres intet grafit- eller siliciumlag under fremstillingen.

Anodesiden består oprindeligt blot af en nøgen kobberfolie (strømleder), hvilket fjerner både tunge råmaterialer, grafitforarbejdning og pladskrævende produktionskrav.

Hvordan det In-Situ "Anodefrie" Princip Fungerer i Praksis

Det revolutionerende ved arkitekturen er, at anoden danner og opbygger sig selv dynamisk, når batteriet oplades (in-situ):

Under opladning:

Når strømmen tilsluttes, trækkes litiumionerne fra katoden igennem den keramiske separator. Da der ikke er noget grafitgitter at gemme sig i, aflejrer litiumionerne sig som et rent, metallisk litiumlag direkte på kobberfolien. Batteriet "fremstiller" altså sin egen anode af rent litium-metal under opladningen.

Under afladning:

Når batteriet leverer strøm, opløses det metalliske litiumlag fuldstændigt igen, idet ionerne vandrer tilbage gennem keramik-separatoren til katoden. Anoden forsvinder i praksis helt, når batteriet er fladt.

Hvorfor dette ændrer spillereglerne

Ekstrem Energitæthed (Volumen & Vægt): Ved at fjerne grafit-anoden sparer man næsten hälften af battericellens volumen og en betydelig del af vægten. Det giver langt mere energi pr. kilo og pr. liter.

Lynopladning uden nedbrydning: Rent metallisk litium kan modtage ioner langt hurtigere end grafit uden at ødelægge cellen, fordi den keramiske separator forhindrer dendritdannelse.

Maksimal Sikkerhed: Den keramiske separator er ubrændbar og kan tåle høje temperaturer uden at smelte. Det eliminerer risikoen for termisk løbskhed og gør flydende kølesystemer eller tunge sikkerhedskasser overflødige (hvilket er nøglen til QS PowerBlock™ i AI-datacentre og QSAS i rumfart/forsvar).

Ingen Grafit-Afhængighed: Fjerner den geopolitiske afhængighed af grafitleverancer fuldstændigt.

Et konventionelt genopladeligt batteri – som det klassiske litium-ion-batteri, der anvendes i alt fra elbiler til smartphones – er bygget op omkring fire hovedkomponenter samt to strømledere.

De 4 Hovedkomponenter

1. Katoden (Den positive elektrode / +):

Består af et aktivt katodemateriale, som regel lithium-metaloxider (f.eks. NMC: Nikkel-Mangan-Kobolt, eller LFP: Lithium-Jern-Fosfat) belagt på en aluminiumsfolie (strømleder).

Fungerer som "reservering" for litiumionerne, når batteriet er afladet.

2. Anoden (Den negative elektrode / -):

I et konventionelt batteri består anoden primært af grafit (eller en blanding af grafit og silicium) belagt på en kobberfolie (strømleder).

Anodens opgave er at opbevare og fiksere litiumionerne under opladning.

3. Den flydende elektrolyt (Væsken):

En organisk, flydende opløsning med litiumsalte, der gennemvæder både katode, anode og separator.

Elektrolytten fungerer som transportmediet, der gør det muligt for litiumionerne at vandre frem og tilbage mellem de to elektroder.

4. Separatoren (Den plastbaserede skillevæg):

En tynd, porøs plastikmembran (typisk polyethylen eller polypropylen), der placeres fysisk mellem anoden og katoden.

dens eneste formål er at forhindre en direkte kortslutning mellem katoden og anoden, samtidig med at de mikroskopiske porer lader litiumionerne i den flydende elektrolyt passere igennem.

Hvordan det fungerer i praksis

Under afladning (når strømmen bruges):

Litiumionerne frigives fra grafitanoden og bevæger sig gennem den flydende elektrolyt og separatoren over til katoden. Samtidig tvinges elektronerne til at løbe uden om batteriet igennem et eksternt kredsløb (hvilket skaber den elektriske strøm, der driver enheden).

Under opladning:

Processen vendes om: Strøm fra opladeren tvinger litiumionerne tilbage gennem den flydende elektrolyt og ind i grafit-anodens struktur, hvor de lagres, indtil batteriet skal bruges igen.

De iboende begrænsninger ved det konventionelle design

Volumen og vægt: Grafitanoden optager fysisk plads og tilføjer vægt uden selv at generere energi; den fungerer blot som et gitter til at holde på litiumionerne.

Sikkerhed og varme: Den flydende, organiske elektrolyt er brandfarlig. Hvis den plastbaserede separator svigter (f.eks. ved overophedning, stød eller spidse nåledannende litium-dendritter), kan der opstå kortslutning og termisk løbskhed (brand).

VW:

https://www.volkswagen.de/de.html

PowerCo:

https://powerco.de/en/news.html

🇬🇧

QuantumScape

Energy Storage Infrastructure

October 21, 2026

Here is the comprehensive status and complete overview of QuantumScape following tonight's Q3 2026 Shareholder Letter and press releases:

1. The Industrial Breakthrough: The 100 MWh Line & Muehlbauer

Scaling Beyond Pilot Scale: The Eagle Line in San Jose has achieved its target as a validated pilot facility. QS is now taking the step toward actual scaled cell manufacturing by building a dedicated 100 MWh cell production line, with start of production targeted for 2028.

Muehlbauer Group as Equipment Partner: Germany's Muehlbauer is supplying high-speed automation equipment for cell cutting and assembly. Muehlbauer's engineers have already optimized Eagle Line's processes directly for large-scale production.

The Full Industrial Ecosystem: QS has now established its complete end-to-end supplier network for mass production: Murata, Corning, and Muehlbauer.

2. Commercial Momentum: Initial Billings ($9.8M)

Customer Billings in Q3: For the first time, a solid billing figure of $9.8M is presented for the quarter across automotive customers, defense, and development agreements.

Honda: The first direct customer billings from the joint development agreement with Honda came in during Q3.

New Mobility Agreement: Another agreement has been signed with a leading global player in mobility, in addition to existing OEM partnerships.

QSAS (Defense & Aerospace): Sample shipments of QSE-5 triggered the first customer billings in this vertical.

3. The New Growth Verticals: QSDC & QSAS

QSDC (AI Data Center): Launch of the QS PowerBlock™ in San Jose at the OCP Summit. Delivers 4x higher power density and 5x longer runtime than lithium-ion standards, with independently verified thermal stability over 300 °C.

QSAS (Defense, Aerospace & Advanced Solutions): Total addressable market (TAM) estimated at $75B by 2030. Particularly strong positioning in the US, as cells are produced without critical reliance on Chinese graphite or equipment suppliers.

4. Strategic Standardization & The Unified Platform

Streamlining with VW PowerCo: The Statement of Work (SOW) with PowerCo is being aligned with the company's long-term technology roadmap ("Beyond QSE-5"), ensuring the platform also covers data centers and robotics.

A Unified Automotive Architecture: The goal is to bring all automakers onto a single standardized core IP and platform to maximize economies of scale and gross margins on royalties.

Kyoto Symposium (November 11, 2026): At the 3rd annual Solid-State Battery Symposium in Japan, Siva Sivaram will present the technical details for the next-generation platform and the future collaboration model.

5. Financial Resilience

Liquidity: A strong balance sheet with $819.8M in total liquidity (cash and marketable securities).

Operations & Capex: Q3 Adjusted EBITDA loss of $60.7M and capex of $4.4M. Full-year 2026 guidance remains unchanged (Adjusted EBITDA loss $250M–$275M; Capex $27M–$37M).

In a single evening, QS has shifted from being valued as an isolated EV battery laboratory to standing as a structural, multi-vertical technology platform with a complete industrial partner ecosystem, the onset of customer billings, and a clear timeline toward 2028.

Homepage: https://ir.quantumscape.com/

Green Investment Fund (Bill Gates):

https://bevjobs.breakthroughenergy.org/jobs

https://www.breakthroughenergy.org/portfolio

The Battery of the Future

"The Long-Termer"

A solid-state battery with an anode-free architecture – such as QuantumScape's solution – fundamentally changes battery construction by completely eliminating the traditional graphite anode and liquid electrolyte.

Where a conventional battery is a chemical "sandwich" filled with flammable liquid and graphite, the solid-state battery is simplified down to its pure, dry core.

The 3 Main Components of the Anode-Free Solid-State Battery

1. The Cathode (The positive electrode / +):

Similar to a conventional battery, consisting of an active cathode material (e.g., high-nickel NMC) coated onto aluminum foil.

The cathode holds the original reserve of lithium ions.

2. The Solid-State Ceramic Separator (The heart of the technology):

An ultra-high-density, non-flammable 20-micrometer ceramic separator that replaces both the liquid, flammable electrolyte and the plastic-based separator.

The ceramic membrane acts as an absolute barrier against sharp lithium dendrites (which otherwise cause short circuits) while allowing lithium ions to pass directly through its crystal structure.

3. The Anode Current Collector (Copper foil – without graphite):

No graphite or silicon layer is applied during manufacturing.

The anode side initially consists simply of bare copper foil (current collector), eliminating heavy raw materials, graphite processing, and space-consuming manufacturing requirements.

How the In-Situ "Anode-Free" Principle Works in Practice

The revolutionary aspect of this architecture is that the anode dynamically forms and builds itself when the battery charges (in-situ):

During charging:

When power is applied, lithium ions are pulled from the cathode through the ceramic separator. Since there is no graphite matrix to hide in, the lithium ions deposit as a layer of pure metallic lithium directly onto the copper foil. The battery essentially "manufactures" its own anode of pure lithium metal during charging.

During discharging:

When the battery supplies power, the metallic lithium layer dissolves completely again as the ions migrate back through the ceramic separator to the cathode. The anode effectively vanishes when the battery is empty.

Why This Changes the Rules of the Game

Extreme Energy Density (Volume & Weight): By eliminating the graphite anode, nearly half of the battery cell's volume and a significant portion of its weight are saved. This yields far more energy per kilogram and per liter.

Fast Charging Without Degradation: Pure metallic lithium can accept ions far faster than graphite without damaging the cell, because the ceramic separator prevents dendrite formation.

Maximum Safety: The ceramic separator is non-flammable and can withstand high temperatures without melting. This eliminates the risk of thermal runaway and renders liquid cooling systems or heavy protective enclosures redundant (which is key to QS PowerBlock™ in AI data centers and QSAS in aerospace/defense).

Zero Graphite Dependency: Completely removes geopolitical reliance on graphite supply chains.

A conventional rechargeable battery – such as the classic lithium-ion battery used in everything from electric vehicles to smartphones – is built around four main components plus two current collectors.

The 4 Main Components

1. The Cathode (The positive electrode / +):

Consists of an active cathode material, usually lithium metal oxides (e.g., NMC: Nickel-Manganese-Cobalt, or LFP: Lithium Iron Phosphate) coated onto aluminum foil (current collector).

Functions as the "reservoir" for lithium ions when the battery is discharged.

2. The Anode (The negative electrode / -):

In a conventional battery, the anode consists primarily of graphite (or a graphite-silicon blend) coated onto copper foil (current collector).

The anode's job is to store and fixate the lithium ions during charging.

3. The Liquid Electrolyte (The liquid):

An organic, liquid solution with lithium salts that saturates the cathode, anode, and separator.

The electrolyte acts as the transport medium enabling lithium ions to migrate back and forth between the two electrodes.

4. The Separator (The plastic-based wall):

A thin, porous plastic membrane (typically polyethylene or polypropylene) physically placed between the anode and cathode.

Its sole purpose is to prevent a direct short circuit between the cathode and anode, while its microscopic pores allow lithium ions in the liquid electrolyte to pass through.

How It Works in Practice

During discharging (when power is used):

Lithium ions are released from the graphite anode and move through the liquid electrolyte and separator to the cathode. Simultaneously, electrons are forced to travel outside the battery through an external circuit (creating the electric current that powers the device).

During charging:

The process is reversed: Current from the charger forces lithium ions back through the liquid electrolyte and into the graphite anode structure, where they are stored until the battery is used again.

Inherent Limitations of the Conventional Design

Volume and Weight: The graphite anode takes up physical space and adds weight without generating energy itself; it merely serves as a host structure for the lithium ions.

Safety and Heat: The liquid organic electrolyte is flammable. If the plastic separator fails (e.g., due to overheating, impact, or needle-like lithium dendrites), short circuits and thermal runaway (fire) can occur.

VW:

https://www.volkswagen.de/de.html

PowerCo:

https://powerco.de/en/news.html

AiMagi.dk © 2026