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Questions related from Ioannis Lymperis
The prestressing of the walls' sides and their strong anchorage of tendons to the foundation ground lower the structure's center of gravity? YES OR NO? When tendons and prestressing are used...
14 January 2025 9,277 3 View
A six-story building with a height of 18 m and a floor area of 100 m² contains 35 m³ of concrete per floor and 50 m³ in the foundation. Total Weight Calculation: Total concrete...
13 January 2025 8,279 9 View
If we apply prestressing and anchor the tendons firmly to the foundation ground, then... If the tendons exert compressive stresses forces greater than those caused by tension and are strongly...
09 January 2025 6,628 1 View
To Civil Engineers – Question: The compressive force in the wall section, combined with the anchoring of tendons in the ground, halts the bending moment by increasing stiffness, eliminates tension...
20 December 2024 4,176 2 View
I want to do simulations on a seismic method and publish in a scientific journal. I am looking for partners who know about simulation to look at this proposal in the video.
09 December 2024 1,719 1 View
Is there a competent body to certify and judge whether a new anti-seismic technology makes a positive contribution or whether it is dangerous?
22 June 2024 10,211 3 View
There is the torque on the wall, which tends to rotate it. As it rotates, the diagonal forces down, the ground resists and compression is created. The other side of the wall, raises forces which...
24 March 2024 8,484 3 View
1. Fire 2. Earthquake 3. Flood But the big bill comes from 4. not maintaining them. How can we maintain the structures if we can't? Because the buildings will start falling down on their...
22 March 2024 3,417 1 View
To deal with a strong earthquake what is best. 1. To anticipate the earthquake and flee our homes to avoid being killed, or 2. To build strong structures unscathed in the earthquake ?
04 February 2024 6,653 15 View
Is there a Shadowban in scientific journals for the papers we publish? Shadowban is the practice of blocking or partially blocking a user or their content from certain areas of an online community...
16 January 2024 6,654 7 View
There are many anchoring mechanisms for soil and rock. Some resist traction, others resist compressive loads What is the world record and what is the strongest traction anchorage known in soil...
18 December 2023 8,461 4 View
Experience is the food of the mind. Research and observation is the existence of the universe. Nothing is out there without the observer. Fine if the universe exists without the observer. For...
24 October 2023 6,810 29 View
Soil and rock anchors have pull-out specifications that depend on many variables, such as the type of anchor mechanism, looseness of soils, depth of compaction, etc. However there must be some...
06 January 2023 5,053 3 View
If we apply compression on the sides of the wall cross section with bilateral tendon prestressing, we will neutralize 1. the tensile and without tensile there is neither 2. bending nor 3. critical...
17 June 2022 8,904 4 View
The Seismic Regulation say that even without an anchoring mechanism, the structures are considered to be anchored to the ground. Right or wrong? Are the constructions anchoring with the ground...
30 January 2022 3,730 14 View
The steel itself does not receive the tensile if it is not well anchored somewhere; For example, if the steel reinforcement of a balcony is not well fixed inside the slab, it will reach the ground...
28 October 2021 5,210 7 View
Mass (kg) X acceleration = Inertia which is the same as the intersection of the base. The product of inertia if we multiply it by the height we find the overturning moment of the column. If we...
22 October 2021 2,740 7 View
Let's say some truths that we hide under the carpet, but come to the surface after every big earthquake. Do the newly built structures withstand the earthquake? Yes, they can withstand the seismic...
05 October 2021 1,078 10 View
Elasticity, viscosity damping, horizontal seismic insulation, plasticity, and dynamics are the useful factors that increase the response of the structure to seismic shifts. how each of these...
12 June 2021 2,283 33 View
The columns are elastic with low dynamics. The walls, the wells, are rigid with great dynamics. The columns when rocking in the elastic displacement area consume seismic energy because through...
25 May 2021 4,328 18 View
The acceleration of the ground, the mass of the structure, and the height of the mass from the ground, are the three factors that create the magnitude of the lateral seismic force. This lateral...
24 April 2021 1,906 7 View
No it is not controlled. Today's seismic construction technology does not have the technology to control the inelastic displacement of structures. According to modern regulations, the seismic...
23 April 2021 7,387 5 View
In the past, there were civil engineers who argued that construction should be designed rigidly, and other civil engineers argued that it should be designed with great flexibility. The great...
14 April 2021 5,777 24 View
Have you ever wondered why the constructions collapse in the big earthquakes? They collapse because it is not possible to control the inelastic deformation during the rocking of the structure when...
02 March 2021 8,055 18 View
I do experiments to find the tensile strength of a new deep anchoring mechanism and it is very useful for me to know the strength of the other anchorages so that I can compare them with my own...
27 February 2021 3,347 3 View
The Ultimate Anti-Seismic System My name is Ioannis Lymperis and I live on a small island of Greece called Ios I have a patent for the anti-earthquake technology of construction I have...
06 April 2019 1,147 3 View
The simplest description of the method I can do is that if we join the nodes of the highest level with foundation ground, it will withstand larger lateral overturning forces than another wall...
12 March 2019 1,921 4 View
Tensioning between of the upper edge of the walls with the earth reduces the displacements responsible for all the stresses that develop on the structural carrier. The patent is stacked into...
19 June 2018 275 3 View
19 April 2018 4,743 1 View
Earthquake is a natural periodic event that destroys lives and property. It does not matter when it happens, since it does happen. The science of civil engineering around the world tries to keep...
01 January 1970 8,332 4 View
The ductility of structural elements and reinforced concrete structures is characterized by their ability to deform beyond the leakage limit, without significantly reducing their strength....
01 January 1970 9,759 7 View
Let us consider with simple examples the mechanical properties of different materials and how they react when forces are imposed on them. A candle with the wick, it is like a pillar of reinforced...
01 January 1970 5,486 4 View
With the method of designing, clamping the top-level nodes with the ground, I hope to divert the lateral inertial stresses of the earthquake into more powerful areas of the structure than those...
01 January 1970 1,430 2 View
The content of this document refers to the applied research of a deep soil anchoring mechanism with the help of tendons without affinity connects the foundation ground with the top edges of the...
01 January 1970 8,388 1 View
QUESTIONS 1) It is known that anything that is overturned is screwed onto something solid to prevent it from tipping over. Why civil engineers do not screw the sides of the walls on both sides,...
01 January 1970 2,897 19 View
All civil engineers know that inertial stresses create deformations that cause failures and collapse of structures. Deformation can be caused by three different factors 1) The greatest deformation...
01 January 1970 7,520 2 View
According to modern regulations, the seismic design of buildings is based on the ability requirements of the correct design of the nodes and plasticity. The (inevitable) inelastic behavior under...
01 January 1970 3,264 3 View
The right thing would be for science to stand on one foot in the old knowledge and with the other foot to be ready to kick and change everything. But this is not the case. What we are taught in...
01 January 1970 4,809 6 View
Brief Description of the Invention The principal object of the hydraulic tie rod for construction projects of the present invention as well as of the method for constructing building structures...
01 January 1970 9,922 4 View
Wind energy has been established as the most profitable and tested energy since ancient times. It was first used on sailboats since ancient times, followed by windmills. Today it is included in...
01 January 1970 6,901 6 View
The inelastic behavior of structures is not a choice of seismic design today, but it is an inevitable fact that they are unable to control in large earthquakes. I can control the behavior of the...
01 January 1970 978 9 View
A load-bearing structure of a reinforced concrete building with an area of 100 sq.m. consists of 24.5 cubic meters of reinforced concrete. (Excluding the bases) Each cubic meter of concrete...
01 January 1970 5,570 5 View
The force of the earthquake shifts the construction back and forth creating torque on the walls. The tipping torque is the opposite of the stability torque. The tipping torque rotates the wall...
01 January 1970 5,429 4 View
Preliminary simulation and numerical investigation was carried out at the National Technical University of Athens in order to draw useful conclusions regarding the usefulness of the new seismic...
01 January 1970 9,108 11 View
Data 1) The earthquake shifts the ground. The ground shifts the structure The structure reacts with inertia This means that the base shifts along with the ground in one direction and the slabs and...
01 January 1970 5,042 3 View
Archimedes was a Greek mathematician and the first to understand the operation of the lever arm mechanism. He had said the familiar phrase to show the power of the lever arm (It was said by...
01 January 1970 4,339 5 View
1) What I am introducing as new to the science of earthquake technology, and at last you start to understand it, is that it is wrong when you just place the construction on the ground. When there...
01 January 1970 7,143 2 View
The tipping torque is balanced by one or more stability torques. The tensile force in the cross section is neutralized by a compressive force. A cutting force cuts the cross section but is...
01 January 1970 2,432 10 View
What am I trying to stop with the method of seismic planning that I propose? I try to stop the distortion. That is, the inelastic displacement. I try to stop the moments at the nodes that break...
01 January 1970 932 1 View
Through a tendon I connect the columns, the walls and the load-bearing masonry with the ground, in order to stop the moment of failure and bending of their trunk. That is, I try to stop the...
01 January 1970 7,726 7 View
The current technology of seismic constructions likes to recycle the seismic rocking intensities, derived from the magnitude of the ground acceleration and the mass of the structure which...
01 January 1970 5,450 13 View
During an earthquake, the ground, and therefore the base of the structure that is attached to it, rocks quickly, around the initial resting position. Dynamically the magnitude we are interested...
01 January 1970 7,465 6 View
If we want to look at the universe we can not ignore the force that moves everything. No one knows where this force that moves molecules and atoms comes from. But we do know some physical...
01 January 1970 5,749 21 View
I am sure they have understood that I am trying to deflect and return the developing seismic forces into the ground from where they came from before they developed on the construction site. I...
01 January 1970 2,994 8 View
The mechanism of the invention suitable for strong adhesion to soft soil. The mechanism has a diameter of 20 mm when is closed and a diameter of 35 mm when is expanded. It is mounted in a...
01 January 1970 5,677 1 View
The cooperation between concrete and steel in a Reinforced Concrete structure is achieved with relevance. By the term - Relevance - is defined the combined action of the mechanisms that...
01 January 1970 5,066 1 View
One of the major design errors, towards the dynamic response of structures to seismic displacements. The cooperation between concrete and steel in a Reinforced Concrete structure is achieved...
01 January 1970 4,375 2 View
When a large earthquake occurs, some structures show great damage and some of them collapse, resulting in human casualties. If you ask a civil engineer he will tell you that today's constructions...
01 January 1970 6,664 24 View
Bending, tipping moment, ground subsidence, torsional buckling = deformation and inelastic deformation = failure. These are the weapons of the earthquake to destroy our constructions, their...
01 January 1970 6,243 5 View
The individual foundations of the structures have been completely removed The walls must be connected with foot girders which, mainly, try to receive the overturning torque. That is, we do not...
01 January 1970 5,214 10 View
The flexible column breaks. The rigid wall overturns. The pre-tensioned and compacted wall with the ground does not overturn does not break. This design stops distortion and without distortion...
01 January 1970 4,206 5 View
Masonry houses that do not have pillars are usually found in areas with low seismic activity, in areas around cities and are usually detached houses. Their height usually does not exceed two...
01 January 1970 5,633 13 View
Each material is more resistant to a certain force. Concrete and above all prestressed concrete withstands compressive stress. In tensile bending torsion and shear it has a problem. Reinforcing...
01 January 1970 3,713 4 View
A 10 X 10 three-story precast building with a floor area of 100 m2 with 30 cm thick concrete walls in a large earthquake with an acceleration of 1.5g has some overturning moment tendency. Wanted...
01 January 1970 277 7 View
Two equal and opposite forces balance This is known. So if we apply corresponding compressive forces to the tensile forces, they will balance. This is the prestressing mechanism that static civil...
01 January 1970 3,534 3 View
1. The elastic column has the ability to move elastically in the earthquake as it also has the necessary plasticity for inelastic displacements. On the other hand, it does not put down large...
01 January 1970 7,055 3 View
A practical mathematical way to find the cubic meters of reinforced concrete in small structures is to multiply the number 0.245 by the floor area and the result shows the cubic meters of the...
01 January 1970 9,611 5 View
The two main problems that civil engineers try to solve with computer programs to calculate the response of a structure to a large earthquake are 1) the displacement range of the columns at...
01 January 1970 9,623 8 View
The math tells us that the acceleration, depend on the frequency, in the unit of time, X the amplitude of oscillation, and the value of the acceleration X the kilograms of the mass gives us the...
01 January 1970 3,587 9 View
This rock anchor in the first video failed at 150 kN pull (15.3 tons) https://www.youtube.com/watch?v=Pc6OyzcZr-M&t=59s 2. This rock anchor in the second video failed at 202 kN of pull ( 20.6...
01 January 1970 5,027 0 View
Usually in small projects great importance is given to statics and very little importance to the foundation ground. The soil by its natural composition is inhomogeneous and its quality is given to...
01 January 1970 3,881 10 View
The earthquake imposes an oscillation back and forth in construction. This displacement varies from earthquake to earthquake. This displacement has an oscillation amplitude, an acceleration, a...
01 January 1970 3,831 7 View
The simplest description of the patent I can do is that ... if we screw (with the mechanism) the upper edges of a wall with foundation ground, it will withstand larger lateral overturning forces...
01 January 1970 9,502 2 View
article with my own views on construction and earthquake. For me the way seismic loads are transmitted onto the reinforced concrete building structure is as follows. 1. Ground acceleration. 2....
01 January 1970 2,655 2 View
The science of statics of solids is based on the view that every load creates internal moments, - intersecting - in the cross-section, and corresponding deformations. I say that these moments,...
01 January 1970 8,432 15 View
https://www.youtube.com/watch?v=IO6MxxH0lMU https://www.youtube.com/watch?v=zhkUlxC6IK4&t=11s The design mechanisms and methods of the invention are intended to minimize...
01 January 1970 7,814 6 View
It consists of two independent bodies (one elastic and one rigid) one inside the other, separated by seismic joints, placed at the height of the bulkheads, which grow in height. The rigid shaft is...
01 January 1970 9,520 7 View
While traditional science deals with supposedly predictable phenomena such as gravity, electricity or chemical reactions, there is also Chaos Theory which deals with non-linear things that are...
01 January 1970 6,384 9 View
Ioannis N. Lymperis .. Independent researcher Abstract The design method of applying artificial compression to the ends of all longitudinal reinforced concrete walls and, at the same time,...
01 January 1970 707 10 View
Do you know what are the cheapest houses made entirely of reinforced concrete on which my patent has a performance? The prefabricated ones. The acceleration of the earth on which the structure...
01 January 1970 9,144 3 View
What new I brought to the construction that can't be questioned by anyone The earthquake imposes a force on the structure and the structure resists that force with the cross-sections of the...
01 January 1970 8,090 5 View
Frequency determines the number of complete displacements of a body from the initial point of rest within the unit of time 1 sec The amplitude of oscillation is the metric magnitude of a periodic...
01 January 1970 2,354 7 View
The soil from its natural composition shows irregularities, many times these irregularities are observed from one foundation to another. It can also hide invisible dangers, such as caves under...
01 January 1970 8,071 5 View
The invention stops the bending of the bearing vertical concrete elements by imposing compressive stresses on the cross sections. as well as the tipping moment, through the anchoring mechanism...
01 January 1970 8,487 9 View
Anyone who wishes and believes that they can provide thorough simulation and numerical investigation on the said system and we can do a publication together is welcome and can send me a personal...
01 January 1970 7,837 2 View
These scientists who are doing this experiment. https://www.youtube.com/watch?v=C2Z1zmrJhsc They know how to protect the seismic base from the fall of the experiment by placing iron protection...
01 January 1970 7,233 1 View
Here we see in the first video a very strong house with dynamic walls that simply presses against the seismic base just as buildings today simply press against the ground, which at the slightest...
01 January 1970 7,000 4 View
If you design a scale specimen to do a seismic experiment. What should you look for to make the experiment reliable? 1.In microscale experiments should you do everything in microscale and the...
01 January 1970 4,472 9 View
The earthquake through the foundation imposes a horizontal acceleration in the construction where, from its size, the destruction index depends. Constructions had to fly or have the appropriate...
01 January 1970 5,454 3 View
How do we cancel based on movements, the distortion, the flexural behavior, the blatant failure, in particular critical member areas of the reinforced concrete and how we can improve their shear...
01 January 1970 5,845 1 View
Abstracts. The intensive condition in which the walls at the height of a building are in when they are subjected to lateral inertia stresses originating from ground acceleration the mass and...
01 January 1970 1,747 1 View
The ground shifts with acceleration, the magnitude of which depends on the amplitude of the oscillation and the frequency in units of time (1 sec). The columns receiving this acceleration try to...
01 January 1970 9,429 3 View
The new seismic technology aims to solve all the existing problems of structures that occur during large seismic ground accelerations. It applies artificial compression at the ends of all...
01 January 1970 4,563 0 View
I read here and there trying to understand the mechanism that throws buildings into the earthquake. Civil engineers, professors of earthquake engineering, regulations, trying to make buildings...
01 January 1970 6,802 10 View
If we want to simulate the displacement and deformation of the ground beneath a structure when an earthquake occurs, I would say that it looks like a rough sea but with a lower density. The...
01 January 1970 4,051 4 View
Με την μέθοδο σχεδιασμού, πάκτωσης των κόμβων της ανώτατης στάθμης με το έδαφος ευελπιστώ να εκτρέψω τις πλάγιες αδρανειακές εντάσεις του σεισμού σε πιο ισχυρές περιοχές από αυτές τις περιοχές...
01 January 1970 9,220 1 View
Causes of inelastic deformation of reinforced concrete load-bearing structures. 1. Deformation of wall frame and column 2. Torsion of their trunk The inelastic deformation of the trunk of the...
01 January 1970 9,383 8 View
Post-tensioning at the edges of the walls and embedding the tendons in the foundation soil. Ground acceleration creates inertia of the mass, inertia with height and articulation create torque,...
01 January 1970 1,294 6 View
1.A tall elastic structure that rests on the ground, consisting of small cross-sectional columns and beams, will never topple over, because their trunks do not have the necessary force to rotate...
01 January 1970 5,200 2 View
1.Use the small weak cross-sections of beam and wall elements to take the moments at the nodes, instead of using the strong large cross-sections. This goes against science. I use the large strong...
01 January 1970 8,391 3 View
I have developed a ground and rock anchorage which has the ability under the force of hydraulic traction to expand indefinitely to the slopes of a borehole by pressing the ground, and after...
01 January 1970 8,090 13 View
We all know what pre-stretching and packing does I'm just showing you what they do when combined with the ground. 1. I stopped the bending moment of walls and columns. We all know that...
01 January 1970 4,199 3 View
Philosophical Thoughts These philosophical questions do not have easy answers, but they are fundamental to understanding human existence and our relationship with the universe. It is fascinating...
01 January 1970 6,020 3 View
I would like to further clarify the wall's behavior under seismic loading, explain how my technology eliminates tension and prevents compressive failure, and emphasize that my approach fully...
01 January 1970 1,273 0 View
Simply put. A reinforced concrete structure consists of vertical parts ( columns, walls, large walls, shafts ) and horizontal parts ( beams and slabs ) connected at the nodes. In an earthquake the...
01 January 1970 259 3 View
According to Newton’s third law, every action is always met with an equal and opposite reaction. When a building exerts a vertical force on the ground (action), the ground, in turn, exerts an...
01 January 1970 9,472 2 View
According to Newton's third law, for there to be a balance of forces, for every action there must be an equal reaction. Here's the strange thing about engineers. The action of a large earthquake...
01 January 1970 8,005 2 View
How do you combine dynamics and elasticity? How do you transform the ground from a passive to an active part of the load-bearing system to absorb seismic stresses? How do you eliminate 100% of...
01 January 1970 6,815 6 View
**"The application of prestressing to masonry walls and columns has been shown to significantly enhance the seismic resistance of structures (Naaman, 2004; Nilson et al., 2010). Furthermore,...
01 January 1970 7,378 4 View
Plot 1: The conventional system exhibits failure with an FS of 1.56, while the innovative system demonstrates safe behavior (FS = 4.57). Plot 2: The displacement of the innovative system is 88%...
01 January 1970 6,009 1 View
Experiment with the patent https://www.youtube.com/watch?v=RoM5pEy7n9Q Experiment without the patent https://www.youtube.com/watch?time_continue=22&v=l-X4tF9C7SE More APPLIED...
01 January 1970 4,287 0 View
I am particularly excited to share with you the results of my extensive independent research in the field of seismic technology. My work focuses on developing innovative methods and techniques...
01 January 1970 9,872 2 View
The problem every independent researcher faces is that to protect their research findings, they have to spend a fortune on patents. Many independent researchers, for this reason, either because...
01 January 1970 5,229 7 View
If we design rigid walls with post-tensioned ends and integrate the tendons into the ground, the building's load-bearing capacity during an earthquake can be significantly increased....
01 January 1970 7,916 0 View
Abstract: The evaluation of seismic behavior in structures requires seismic experiments that simulate the true ground-structure interaction. The traditional method of conducting experiments with...
01 January 1970 3,887 5 View
