Monday, November 11, 2024

Lunar Transporter

The Spaceship will not land on the moon to transfer its cargo. Instead, there will be a Lunar Transporter.  The Lunar Transporter will be a much bigger version of the Lunar Descent module used on Apollo program. It will be able to descent on and ascent from the Moon. The Spaceship after reaching the Moon will circle on an orbit like Apollo’s Service Module. In the first mission the Lunar Transporter carrying the construction robots will be deployed. The second time the Spaceship brings cargo from Earth Lunar Transporter will ascent from the Moon service with no load. The Lunar Transporter will than reach the orbit where Spaceship circles and land on the Spaceship where a hatch will be opened like in a ship and after Lunar Transporter lands it will close. Inside the Spaceship the Lunar Transporter will be refueled and the cargo from Earth will be placed on the Lunar Transporter. The Lunar Transporter will utilize a similar rocket engine used in the Spaceship. The fuel will be LNG and oxidizer will be LOX. After refueling and cargo loading the hatch will open and the Lunar Transporter will be released which will ascent on the Moon. The Spaceship later will return to Earth. The Spaceship will land on the airfield it took off from. It will have to consume fuel during landing to reduce its speed. The surface of the Spaceship should not heat much which improves reliability.

Wednesday, November 6, 2024

Road To A Lunar Base

The Lunar Base requires several critical problems to be solved and a clear sustainable pathway.

1. Spaceships to transport construction materials and machinery. 
2. The construction technology to utilize materials available.
3. The swarm working construction robotics.
4. The Sustainability (Less burden on tax payers)

1. The Spaceship

As a Spaceship I propose a flying wing design but with no extending stabilizers. It will be a giant thick wing. The advantage of this design is high lifting efficiency so less fuel consumed to lift off and lower take off speed. Complicated stability control will be solved by thrust vectoring of the thrusters. I propose no flaps, ailerons, elevators, slats, rudders or stabilizers. Reaction control system (RCS) thrusters will accomplish the stabilization on earth’s atmosphere as well as on space. Spoilers can be used the reduce the ground speed of the Spaceship during landing. The main thruster engine and RCS will be LNG (LCH₄) powered rockets. The main difference from a conventional rocket engine is the thrust will be lower; the fuel and oxygen will be pumped slowly. It is actually a flying super LNG tanker. The goal is to use Natural Gas (LNG, LCH₄) as fuel and Liquid Oxygen as oxidizer. LNG is the ideal fuel due to its abundance and mature liquification technology. It has the best Energy Density based on volume, and cost. The outer shape of the Spaceship will be a giant plane but inside would be like a ship and shell like an armored vehicle. The Spaceship needs protective shell as well as sections like a ship. The multi hull design will minimize the impact of space dust or similar small particles hitting the spaceship. The hulls can be made of Stainless Steel while it is tougher and have much lower thermal conductivity than Aerospace-grade aluminum. The hulls can be packed with small SiC plates for light armament. Stainless steel hulls will allow flexibility for structural stresses, SiC plates the armament. The spaceship will be divided by bulkheads to form hatches. Hatch design will also minimize the impact of a space debris.   The Spaceship will not travel at the Escape Velocity. The goal is to propel the Spaceship slowly for a much longer time like a conventional plane. Therefore, the Spaceship does not need to withstand high G stress and high temperatures. It will be as close to a traditional plane construction technology as possible. This will reduce the cost of building and required engineering know how as well hard to source high engineering material. The nozzle of the engine does not need to reach extreme temperatures due to reasons above. The Spaceship will be like a cargo ship that will work for many years therefore it needs to be simple and reliable. It does need to stay in one piece like a sea ship which differentiates it from conventional multi stage space rockets. Low maintenance cost and low R&D cost will pay off for the large fuel consumption.

Why design a Spaceship like a big plane and ship combo not like a space rocket? The reasons are as follows:

Simplify the engineer complexity. The famous saying “It’s not rocket science” referring the rocket design as very complex. Finding experts to develop traditional space rockets is difficult and expensive. When you simplify the problem, sourcing the experts will be much easier and it will be cheaper. In my belief sourcing qualified people will get harder and harder every year because of every new generations lack of concentration on a topic and increasing number of alternatives for the genius minds.  Therefore, decreasing the complexity makes the roadmap more feasible and sustainable.

 

Wednesday, April 25, 2018

An Approach to Solve The Mystery of the Universe

--  Draft --

After reading Stephen Hawking's 'A Brief History of Time' new ideas started to shape on my mind.
Scientists for decades tried to answer where the cosmos came from and why there is a universe.  Einstein's famous question about whether God had any choice in creating the universe.  Exploratory horizons to embrace both the very small and the very large.

These questions include whether the God created the universe or it was there always.
My suggestion is that God is the universe which is also a known statement.  God breathed into humans his spirit.  When the big bang the God split (a better phrase can be found out) into pieces and expanded with the universe (as we observe it as of 2018).  The exam for the humans began with the bing bang and will end with the universe re-collapse.  When the universe re-collapse the God will be one again.

The most important property of God is, God is the creator of the universe. At least in the solar system we as humans are the only creature that can create something besides God.  Therefore we have piece of God in our soul.  When we free the God in our soul, we will see much faster improvement in the civilization.  When we unify and concentrate to form synergy the effect will be much immense.

The god says that God is everywhere when we say the universe is made of God, it complies with religious statements.  God is watching us like big brother.  This is possible with God being everywhere like a God quark which is elementary particle which all quarks must have in order to exist.

For me the golden rule of the universe is; Which can adapt to the change can survive.  The interaction of universal particles can be seen chaotic.  From this chaos only particular combinations can survive. (Chemical reactions to particle physics to celestial objects)

The Adoration Surah of Qua-ran, 7-9 Verse (32 - Secde Suresi 7 - 9. Ayetler):
7. He Who created all things in the best, and He began the creation of man from clay,
8. And made his progeny from a quintessence of despised fluid:
9. But He fashioned him in due proportion, and breathed into him of His spirit. And He gave you (the faculties of) hearing and sight and understanding: little thanks do ye give!

These verses are about the evolution of humans after the universe is created.
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The solution of the universal formula for nano and macro subjects can be based on human beings.
We can deduce valuable information about quantum physics and the universe by examining the humans closely.  We as humans have quantum particles as well as soul.  Which is more interesting to explore compared to subjects made of only quantum particles.  With the God in our soul, humankind exploration would reveal important information about the creation and the future of the universe.  The interaction and grouping of humans can be symbolized as interaction between the celestial objects.  Correlation between human interaction and quantum particles should be found.  Therefore the missing parts in either science can be guessed from the other.  The Humans are the transient (bridge) between celestial objects an the quantum particles.

Sunday, October 18, 2015

Product Line

Ideally companies should have clearly targeted and well positioned products. However over time their product line start to mass up. After some time every body gets used to this situation and things become more and more complicated. Here in this text, I propose that simplifying the product line is beneficial for almost every company. It is independent of the sector and applicable to services sector as well.

An example can be given for consumer electronics. These products become more and more complex every day. Therefore they require serious engineering to be perfected. Today's product development approach however spends less and less time on every product designed.  The end result is buggy products.  The companies try to produce as many different products as possible with minimal effort. Their product line become so fuzzy that even the top managers of the company cannot tell you their product line without looking at a paper and clearly state their targeted audience.  If a company would like to get the highest market share from their targeted customers. They should have pinpoint targeted and well designed products. This requires attention and focus. It is like a sniper shot vs machine gun shooting. If you don't have infinite number of ammunition you should target and shoot like a sniper.

One last recommendation on customer retention.  The products and even services can be made modular.  This allows the company to widen their target audience without complicating their product line.  Additionally it would allow the consumers to update their product continuously. Buying a module is cheaper than buying the whole product. This also satisfies consumers need for shopping and buying something new. Instead of buying a whole new product every couple of years. They buy modules every couple of months.  Update able products have longer life span. Therefore the company producing them improves their customer retention and brand royalty.

Friday, October 16, 2015

Synergy, Audit and Control

The companies need these divisions synergy, audit and control, to improve their efficiency and effectiveness.

Audit and control division checks employees work against ethics and company policies.  Most companies focus on results and leave employees free on how to achieve them. Some do the opposite and treat employees as robots. These two approaches should be balanced. Becoming too cumbersome is a death certificate for the firm.  The employees should have freedom on the way they do the work. On the other hand corporate processes and procedures should be followed.  It boils down to these policies. If they are not carefully developed (e.g. unrealistic) employees come up with their own versions.  When these policies are developed properly, its audit and control divisions responsibility to monitor and report employees' compliance with the policies.  For the company to march forward, the employees should be harmonized. Additionally, the work done should be irrelevant of the person doing it.  When people start doing the work freely, any replacement within the workforce result considerable drop in efficiency and increases the adaption times of the new employees.  Ideally the work done should be clearly stated on the procedures and not depend on the person doing it.  This becomes more important as the company grows.  Therefore, audit and control division's work is very critical.  They also allow upper management to focus on the future.  In a typical organisation, upper management spend too much time on daily work, leaving very little time for them to think on future work. When audit and control division work properly the upper management can rely on their employees on daily work and can spend more time on future strategies.

Synergy is a division almost mo company have.  It is however crucial for all companies.  The main objective of this division is to increase the collaboration between different departments. Usually every department has their own goals and they rarely overlap with each other. Synergy departments duty is to increase this overlap. Define, monitor and report the interaction level between departments. If necessary update processes and procedures. Develop performance measurement values promoting the synergy between the departments.  Organize educational meetings to clarify the operation of almost every department to one another.  This would widen the employees view point.  Finally, synergy improves the company's efficiency and effectiveness as well as innovation capability.

Corporate Organisation

The global competition and fast changing market conditions force companies to be more competitive and innovative else they go out of business.

The companies are made of employees. Therefore who is currently working for the company is very important for its future.  The firms need adequate number of employees who are criticizers.  If this number is not enough one should not expect ground breaking innovation from the firm. These criticizers should be in all levels including the upper management.

Starting from the lowest corporate hierarchy, there should be employee surplus. At the lower end, the surplus should be low and at the very top it should be the highest. These excessive human resources are necessary for the following reasons:

-  Employees need time to develop innovative ideas, ideas that would improve current processes and procedures. There should be enough time for them to make analysis.

- As you move upper in the corporate hierarchy developing strategies become more important. Every employee can contribute to the strategy. The upper management has advantage because they usually have broader vision as well as more experience.  Therefore they need more time to develop strategies as well as lead process and procedure improvement projects.

- The companies need continuous improvement on their processes and procedures. This requires relevant employees spending time on analysis of current conditions and improving them. Most companies have limited number of employees with good knowledge of the work. This limitation coupled with under employment results poor analysis of internal projects. Experienced people are usually overloaded, which makes the inexperienced people making the analysis for the project. Reducing the project effectiveness. This can be overcome by adequate excessive human resources.

- The problems need root cause analysis which is time and labor intensive. A company with overloaded people can hardly spare time and resources for this. Therefore inappropriate solutions to the problems cause other problems and increase the stress level within the company.

- Most work environment stress is a result of overloaded people. Which effects employee health  and reduce their efficiency.

Excessive human resources approach does not mean the companies should not develop projects to reduce work force. Such projects are important for companies competitiveness. The idea is that even after work force reduction there should be some excessive force left for doing the extra work stated above.

Finally, employees make up the company therefore the companies should pay attention on hiring them as well as firing them. Firing as well as hiring is important for the firm. One rotten tomato can spoil the hole basket.

Thursday, June 25, 2015

A New Index for Electronics 2.0

I believe on modular electronics and standardization of connectors, peripherals and batteries. In order to speed up this trend there can be an index created to show the level of standardization of a product.

The index value can be calculated based on the following criteria:
- Easy serviceability of the product (battery, display, charging adapter, ...)
- Number of standardized vs propriety connectors
- Standardized serviceable parts (battery, display, connectors...)

The objective of this index is to motivate manufacturers to use more standardized parts for their products. Standardization of battery for example. It would have been nice if we had standard LiPo battery dimensions like we did for Alkaline batteries. Another example would be standardization of charging adapters. At the moment USB interface is the main charging interface for small electronic devices. However a broader standard would be more beneficial for the electronics industry.

This index should also be valued by the consumer which would force the manufacturers to increase their index value.

Some of the benefits of standardization of product components and peripherals:
- Less money spend on the product. (You don't have to pay again and again for the charging adapter, the battery, connecting cables; you pay for the phone or the camera. You keep using the other peripherals stated above.)
- Another expression of the above statement: More percentage of the money you spend on the product goes to the real value adding part of the product. The product itself not the peripherals.
- Less environmental waste. (Our homes are filled up with cables and charging adapters. With every new product purchase we get new cables and charging adapters and battery)
- Possibility of better build standard equipment (Better build charging adapters and cables. At the moment manufacturers bundle cheaper peripherals with the product in order to reduce the sales price of the product.)
- Easy serviceability and availability. (If you are travelling and need a replacement peripheral, it may be impossible for one to find a propriety peripheral.  However standardized peripherals could be easily found.)